| EXAMPLE SENTENCES | ||
|---|---|---|
液氦外表面上的电子层构成一个近理想二维电子系统。 Electrons on the outer surface of liquid helium form a nearly ideal two-dimensional electron system. | ||
液氦也用来冷却红外线探测器，核反应堆，以及核磁共振成像器械的超导磁体等。 Liquid helium cools infrared detectors, nuclear reactors, and the superconducting magnets used in MRI machines, too. | ||
实验利用了一种单层离子势阱，并将其浸在液氦浴中冷却到零下269摄氏度。 The experiments were made possible by a novel, one-layer ion trap cooled to minus 269 C (minus 452 F) with a liquid helium bath. | ||
事实证明晶体中的粒子、液氦中的气泡和自然界中一些基本粒子一样，遵循着同样的原理。 It turns out that particles in crystals and bubbles in liquid helium follow the same laws as some of the fundamental particles of nature. | ||
给出了该温度计在液氮、液氢和液氦中反复锻炼后在水三相点温度时的阻值的稳定性。 A good stability of temperature resistance values at the three-phase point of water is obtained when the thermometers are tested in liquid nitrogen, liquid hydrogen and liquid helium repeatedly. | ||
氦是最轻的稀有气体。 Helium is the lightest rare gas. | ||
在车箱内装满氦气球。 Fill the trunk of your car with helium balloons. | ||
长三甲火箭在国内率先采用了冷氦增压系统，冷氦压力调节器是冷氦增压系统中的最关键阀门之一。 The cryogenic helium pressure regulator is one of the most difficulty valve in cryogenic helium pressurizing technique which is applied first in LM3A rocket of China. | ||
氦是一种很轻的气体。 Helium is a very light gas. | ||
由于太阳风，月壤充满了氦。 The moon's lunar soil is chock-full of helium reserves, thanks to the solar wind. | ||
