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氦气

na.helium
网络Helium; Helium Gas; Nitrogen

氦气

英-汉网络释义

氦气

na.

1.helium (He)

1

He sat down in his lawn chair . Attached to his lawn chair were 105 large helium balloons .

他坐在草坪椅上，椅子系著一百零五颗灌满氦气的大气球。

2

When the helium content is less than 45%, the character of tri-mixed gas has no evident difference compared with that of argon .

混合气体中氦气的体积百分比小于 45%时，其电弧特性与氩弧差别不大。

3

4

Betty's helium -filled aerostat , three metres across, is capable of carrying loads of a little over half a kilo .

Betty 充满氦气的气囊直径 3 米，能够负载 0.5 千克或稍多的重量。

5

Thousands of cubic metres of helium were pumped into the towering silver canopy of His balloon .

数千立方米的氦气被灌入高达几米的银色气球中。

6

Robert Richardson, a Nobel Prize winner , warns helium supplies, commonly used in balloons, will run out in 25 years .

诺贝尔奖得主罗伯特·理查森警告称，通常被用作灌注气球的氦气将在 25 年内耗尽。

8

Using helium as a coolant has at least a couple of advantages .

用氦气作冷却剂至少有一些好处。

11

The feeling is huge and helium-filled , but it could be said that she has worn out her welcome on this subject .

情绪高昂，充满了氦气，但这只能被说成她在这件事情上已经耗尽了她的热诚。

12

It will be made of ultra-light weight carbonic materials , filled with helium , powered by solar energy, and moved via remote control .

这多云由超轻的材料做成，内部充满了氦气，由太阳能驱动，通过遥控来操作。

13

i brought this anchor along because when i'm with you , my heart feels like it's full of helium .

当我和你在一起时，我总会带着这个锚，我的心里就好像充满了氦气一样（轻盈）。

14

The reactor's primary coolant would be helium gas, with pressurized water in a secondary loop .

该反应堆主要冷却剂是氦气，二回路是加压后的水。

16

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。

17

Plasma is a collection of charged particles; in this case , the plasma consists of a stream of carrier gas (Ar, He or Ne).

等离子体是一束带电的粒子，在具体运用中，等离子体是由一束带电的载气（氩气、氦气、氖气）离子构成的。

18

The day before your partner 's birthday buy some helium balloons , streamers and flowers and hide them in a closet .

在对方生日的前一天，买一些氦气气球、花，常在壁柜中。

20

Inert helium , unlike hydrogen, is safer, but hydrogen has to be used for record launchings because of its greater lifting capacity .

惰性氦气比氢气更安全。但是，因为氢气具有更强的升举能力，必须用氢气记录发射。

21

But there are many applications for helium -- both scientific and non-scientific -- that make it incredibly useful and practical .

但是氦气的很多应用 ——不管是在科技领域还是非科技领域 ——有益并且实用。

23

We have three days, at best, before the helium leaks out of those balloons.

我们最多有三天时间不然气球里的氦气就漏光了

26

Warm gas moves faster than cool gas , and the heated helium sped free of the gravitational clutches of so-called dwarf galaxies .

热气比凉气运动得快，而炽热的氦气几乎不受所谓的矮星系重力的束缚，能够自由运动。

27

Till the helium leaks out of those balloons .

气球里的氦气就会漏完

28

The pebble has about a one millimetre microsphere diameter . The coolant is in fact helium .

卵石大约有 1 毫米的球径，冷却剂就是氦气。

29

The helium-filled globes will be covered with thin-film, flexible photovoltaic panels to capture sun 's rays .

充满氦气球体的表面是薄膜。柔软的光电板用来捕获太阳光线。

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