helium gas
氦气
常用释义
英式发音
美式发音
基本释义
- 氦气：一种无色、无味、无毒的气体，具有较低的密度和较高的热导率。氦气常用于充气球、气球和气体冷却等应用领域。
例句
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1·Helium gas was the thermometric fluid.氦和氩都是单原子气体。
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2·THE NEXT GENERATION of nuclear plants may be cooled by gas-helium gas.下一代核电站或许通过气体——氦气——冷却。
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3·The helmet is made of a small, helium gas cylinder with special motion sensors.头盔由带特殊的运动传感器的小氦气筒组成。
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4·The machine sends pulses of antiprotons about every hundred seconds into cold helium gas.机器每隔约100秒发送1个反质子脉冲进入到冷的氦气中。
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5·Having said that, we suspect that this new planet is made mostly of hydrogen and helium gas.这样说来，我们猜测这可新发现的行星主要由氢气和氦气组成。
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6·The helium gas became transparent to the UV light only when the helium became double ionized.氦气只是在氦变为双倍电离的时辰才成为对紫外光透明的。
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7·Even if they are hit, though, they do not explode because the helium gas that keeps them airborne is not flammable.即使它们被击中，也不会爆炸，因为使它们升空的氦气使它们在不可燃。
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8·In this paper the design of surplus payload of aerostat is presented, based on calculation analysis of helium gas service engineering.本文通过氦气保障工程的分析计算，提出了浮空器有效载荷的设计余量。
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9·Blowers move helium gas through the reactor and over the pebbles, where nuclear fission releases large amounts of energy, heating up the helium.鼓风机将氦气吹过反应堆，经过核裂变释放出大量能量的小球，加热了氦。
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10·The optimum parameters of the refrigeration cycle have been given and the influence of the helium gas transmission pipe has been discussed.讨论了氦气传输管对于流程参数的影响及补偿措施。