| 词汇 | example_english_vacuum-pump |
| 释义 | Examples of vacuum pumpThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. A dilated glass cylinder with a glass joint (500-ml) was used as a collection chamber in which airflow was generated using a vacuumpump. Gaining the use of a vacuumpump was difficult, and the renewal of the vacuum within the desiccators was not an easy task. One source of vibration is from an additional vacuumpump, attached to evacuate the camera, without mechanical de-coupling. This consists of a floor-standing unit containing a vacuumpump, disposable plastic vacuum canister, electric motor and computerised control unit. At the start of the procedure the operator joins the connector to a longer piece of tubing from the vacuumpump. The air pressure was adjusted in these bottles by a vacuumpump. Violence must be exerted if one is to reduce the vacuumpump to an animal to be dissected. Green asparagus (10 g) was rapidly crushed in a flask fitted to another flask immersed in liquid nitrogen and connected to a vacuumpump. A thermostat-controlled vacuumpump connected to the same perforated pipes as serving for leachate collection (as common in bioremediation pile design) draws air from inside the greenhouse into the pile. An experimental advantage of discharges in ammonia is that all discharge products are gaseous and can easily be removed by a vacuumpump leaving a clean discharge chamber. A specialized vacuumpump is attached to the bleeder valve, which is opened and fluid extracted with the pump until it runs clear of bubbles. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The material container is then placed into the vacuum chamber; a vacuumpump is connected and turned on. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Once this interval is reached, the vacuumpump is shut off and the vacuum chamber release valve is opened to equalize air pressure. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Secondly was the vacuum back, the film (large-format single sheet film) was placed here and held in position by a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. An electrically-operated pump for this purpose would usually be called a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Cooling is achieved by pumping the liquid helium in the bath through a cooling coil via a needle valve and vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The two missing steps were an inadequate speed on the vacuumpump, and a missing graining step to produce sugar crystals. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A vacuumpump is typically used to draw a vacuum. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Within the cubicle, a vacuumpump alternatingly generates intermittent normal and low pressure (-20 until -70 mbar). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Turn on the vacuumpump and pour the sample into the filter holder. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The flow capacity of the vacuumpump is less important than its peak vacuum level. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The ability to use any liquid allows the liquid ring vacuumpump to be ideally suited for solvent (vapor) recovery. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. If intakes and outlets are submerged, a vacuumpump may be applied at the crest to prime the siphon. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. With suitable port connections, the devices may be either a compressor or a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Notable modifications to this car include an electric vacuumpump and hydraulic steering pump allowing the car to function even when the engine is deactivated. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. An ion pump is not to be confused with an ionic liquid piston pump or an ionic liquid ring vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The typical pump used in the industry is the rotary vane vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. When used with a vacuumpump and hopper, an inline shear mixer can be a very effective way to incorporate powders into liquid streams. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A vacuum is initially created by connecting a closed container to a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. There is no single vacuumpump that can operate all the way from atmospheric pressure to ultra-high vacuum. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Later the device will be placed in a vacuum chamber, connected to a vacuumpump and a mass spectrometer. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This conventional direct-drive engine is fitted with an alternator, silencers, vacuumpump drives and dual ignition systems as standard. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. They were equipped with valves, instruments, and a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As a vacuumpump, generally, is designed for high vacuum as opposed to high volume, air dams can be used, again, to increase clamping force. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The tube is attached to a manifold which is itself attached to a high-quality vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Gas enters through small inlets in the top of the chamber, and exits to the vacuumpump system through the bottom. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This can be accomplished using a vacuumpump, and significantly decreases the temperature of heat energy required for desalination. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This equipment included pitot tubes, a tachometer, stroboscopic lighting equipment, contact meters and a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A steam jet ejector or liquid ring vacuumpump is used for this purpose. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The vacuumpump is protected by an integrated water separator. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The vacuum is normally generated by using a high vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A vacuumpump is used to adjust the pressure of the system and purify the sample. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. To reduce engine weight, extensive use of aluminium castings was made for the cambelt case, vacuumpump, rocker cover and other parts. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A vacuumpump is used to remove the air out of a vacuum vessel for low-pressure experiments. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A vacuumpump, which attached to the heads of these figures, removed the air from within, which froze the toy in its stretched position. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It has a false bottom, to which is connected a pipe from a vacuumpump working intermittently. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. They are typically used as a vacuumpump but can also be used as a gas compressor. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. He also invented an improved vacuumpump and worked in the area of refrigeration. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A mechanical vacuumpump is available to provide a high initial vacuum in the facility's 4.25 cubic meter vacuum tank. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Each joint must be heated and the solder removed from it while molten using a vacuumpump, manual desoldering pump, or desoldering braid. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A vacuumpump is turned on, and air pressure pushes down on the coversheet to hold the material in place. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The therapy involves the controlled application of sub-atmospheric pressure to the local wound environment, using a sealed wound dressing connected to a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is used in air conditioning equipment, as an automobile supercharger (where it is known as a scroll-type supercharger) and as a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The other end of the hose can be connected to source of vacuum such as an aspirator, vacuumpump, or house vacuum. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. When attached to the intake manifold of the engine or the vacuumpump, the pressure in both chambers of the unit is lowered. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The vacuumpump also enabled the weighing of gases using scales. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Typically, a vacuumpump is used to remove the air from the empty heat pipe. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The low pressure in the evaporator is maintained by a vacuumpump that also removes the dissolved non-condensable gases from the evaporator. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Factors were a failure of the vacuumpump and the pilot's lack of recent experience in partial panel instrument flying or training. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Although it weighs almost nothing and has no moving parts, a getter is itself a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Therefore, the vacuum losses are less, which means the vacuumpump required is smaller than in conventional disc filters, thus minimizing operating costs. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. For years, the state used a marine vacuumpump to remove the algae, at one time removing. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Most diesel engines now have a separate vacuumpump (exhauster) fitted to provide vacuum at all times, at all engine speeds. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Switch the vacuumpump off and remove the filter from the filter holder and place in the corresponding weighing dish. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Allow the vacuumpump to run an additional three minutes. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As there is no manifold vacuum, there is an electric vacuumpump located under the rear loading platform. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. An explosion can occur due to the common use of liquid nitrogen in the cold trap, used to protect the vacuumpump from solvents. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Liquid nitrogen can easily be converted to a solid by placing it in a vacuum chamber pumped by a rotary vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The reactive species combines with the photoresist to form ash which is removed with a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Pressure can be reduced by a high vacuumpump (though freeze drying at atmospheric pressure is possible in dry air). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Cooling rates can be improved by pumping the liquid nitrogen with a rotary vane vacuumpump for a few dozen seconds before plunging the specimen into it. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The vacuum is produced during the change cycle by a vacuumpump, and distributed throughout the vacuum system by means of seven cam operated valves and one check valve. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. All the instruments on the blind flying panel are vacuum powered from a vacuumpump fitted on one of the engines, making the instruments independent of the electrical supply. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. However, because the vacuum supply from the engine in-let manifold that normally supplies the brake servo is not available on an electric vehicle, a dedicated vacuumpump is used. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The vacuum is achieved by enclosing the beam in a stainless steel pipe system, with numerous vacuum pump systems continually working to keep the vacuum quality high. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The gyroscope is spun either electrically, or using filtered air from a vacuumpump (sometimes a pressure pump in high altitude aircraft) driven from the aircraft's engine. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A vacuumpump slowly pulls the moisture out of the flowers as a vapor in one chamber, and then the vapor condenses as ice in another chamber. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A bell jar is placed on a base which is vented to a hose fitting that can be connected via a hose to a vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The glass plate was sealed to the ground edge of the pan, then a vacuumpump was used to exhaust the air until a particular negative pressure had been achieved. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The solution running from the filter is continually tested, and when found free from gold, the stream of water is stopped, as is also the vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Many systems also have a cold trap or solvent condenser placed in line between the vacuumpump and the centrifuge chamber to collect the evaporated solvents. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Ablative flashtubes are typically constructed using quartz tubing and one or both electrodes hollowed out, allowing a vacuumpump to be attached to control the gas pressure. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A vacuum can be produced by vacuum pumps, centrifugal air pumps or the spray of compressed air. This condenser plays no role in keeping the material frozen; rather, it prevents water vapor from reaching the vacuumpump, which could degrade the pump's performance. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Second the positive displacement pump backs up the momentum transfer pump by evacuating to low vacuum the accumulation of displaced molecules in the high vacuumpump. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As such, vacuum pumps run only for a few hours a day and do not need to run continuously. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The vacuum pumps maintain a negative pressure of between -0.4 and -0.6 bar in the collection tank. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. However, the principle of operation might be more precisely described as gas-jet pump, since diffusion plays a role also in other high vacuum pumps. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This chamber is designed to be a vacuum chamber and is evacuated by vacuum pumps down to the low vacuum range. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. While vacuum pumps are of many kinds, oil diffusion pumps in combination with a fore pump are amongst those most popular. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Using inexpensive vacuum pumps and simple condensers it was estimated to be about one-tenth of the cost of freeze drying. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A silicon wafer is placed in the plasma etcher, and the air is evacuated from the process chamber using a system of vacuum pumps. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Vacuum pumps are required with both types of tables where volume and strength are determined based on the types of materials being cut. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. With this knowledge he created many different heating systems, refrigeration methods, temperature regulating devices, and vacuum pumps. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. With the use of small vacuum pumps, little fluid filled blisters are created, typically on the abdomen. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Steel tank rectifiers frequently required vacuum pumps which continually emitted small amounts of mercury vapor. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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