| 词汇 | burette |
| 释义 | burette noun[ C ] science specialized(alsoburet)uk /bjʊəˈret/ us /bjʊˈret/ a glass tube with measurements printed on it and with a small tap at the base, used for adding a measured quantity of liquid into something量筒（有刻度的玻璃管，底部有一小龙头，用来把指定容量的液体加到别处） chromatos/iStock / Getty Images Plus/GettyImages Laboratory equipment aspirator bell jar bubble chamber Buchner funnel Bunsen burner calorimeter condenser flask litmus microscope particle accelerator Petri dish photometer pipette retort stand scope siphon synchrotron test tube transducer Fill a burette with the standard cyanide solution. Fill one burette with this and another with the solution of silver nitrate. Read off the level of the liquid in the graduated burette. Run out the water so as to keep the level in the two burettes the same. The flow of liquid into the burette is controlled by the clip. burette | American Dictionaryburette noun[ C ] us/byʊˈret/ a glass tube with measurements marked on it and with a small faucet at the bottom, used for adding small amounts of liquid to something Examples of buretteburette The flask was plugged with a rubber bung through which was inserted a 100 ml burette containing 15 ml of hydrochloric acid (37 % v/v). The water was supplied through a short flexible tube from a burette. I have not found out the difference between a pipette, a buvette, a burette, and a retort. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Surely the world will not tumble down if we do not make such things as beakers, flasks, burettes, hosiery latch needles, ignition magnetos and permanent magnets. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The other apparatus consists of a burette, beaker and stirrer. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. After leveling the liquid in the bottle and burette, the remaining volume of gas in the burette indicates the percentage of carbon dioxide absorbed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These involve using equipment such as a burette. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. First, the burette should be rinsed with the standard solution, the pipette with the unknown solution, and the conical flask with distilled water. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The known solution should then be allowed out of the burette, into the conical flask. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Titrant is added to the sample by means of a burette. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Typically, a titration is performed with one or more reactants in the titration vessel and one or more reactants in the burette. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The initial and final readings on the burette (prior to starting the titration and at the end point, respectively) should be recorded. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In a titration system the analytical concentrations of the reactants at each titration point are obtained from the initial conditions, the burette concentrations and volumes. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The solution should be let out of the burette until the indicator changes colour and the value on the burette should be recorded. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The gas is then passed into the caustic potash burette, left to stand for about two minutes and then withdrawn, isolating the remaining gas via the stopcock arrangements. 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. |
| 随便看 |
反思网英语在线翻译词典收录了377474条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。