| 词汇 | example_english_radar-pulse |
| 释义 | radar pulsecollocation in Englishmeanings of radarand pulseThese words are often used together. Click on the links below to explore the meanings. Or, see other collocations with radar or pulse. radar noun[U] uk /ˈreɪ.dɑːr/ us /ˈreɪ.dɑːr/ a system that uses radio waves to find the position of objects that cannot ... See more at radar pulse noun uk /pʌls/ us /pʌls/ the regular beating of the heart, especially when it is felt at the wrist or side of ... See more at pulse Examples of radar pulseThese 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. The following figure shows an illustration of the vertical cross-section and top-down view of the radarpulse (adapted from). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The radarpulse train is a form of square wave, the pure form of which consists of the fundamental plus all of the odd harmonics. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This will spread the energy of a radarpulse over several frequencies, so as not to trip the radar warning receivers that all aircraft carry. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. When a racon receives a radarpulse, it responds with a signal on the same frequency which puts an image on the radar display. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In its ultimate incarnation, each radarpulse is sent out on a different frequency and therefore renders single-frequency jamming almost impossible. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The radar altimeter measures the return power of the radarpulse that's reflected off the land/ocean surface. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The radar mile is the amount of time it takes for a radarpulse to travel one nautical mile, reflect off a target, and return to the radar antenna. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The temporal evolution of the reflected radarpulse is interpreted in order to estimate the distance between the radar altimeter and the reflecting surface; surface irregularities can also be estimated. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. If the radarpulse width is 1 s, then there can be no detection of targets closer than about 150 m, because the receiver is blanked. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Modern racons are frequency-agile; they have a wide-band receiver that detects the incoming radar pulse, tunes the transmitter and responds with a 25 microsecond long signal within 700 nanoseconds. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Radar pulses spread out as they move away from the radar station. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. For a given sequence of radar pulses, the moving target will change its distance from the radar system. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It covers the radar footprint using more frequent, but less power consuming radar pulses. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Returns from real targets, like an aircraft, would become visible as multiple radar pulses all drawn onto the same location on the screen, and produced a single brighter spot. 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. Want to learn more? Go to the definition of radar Go to the definition of pulse See other collocations with radar See other collocations with pulse |
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