Nitrogen is the most commonly used gas.

Air consists chiefly of nitrogen.

空气主要由氮气组成.

Sample gas tubes are flushed with nitrogen.

采气管得用氮气吹扫.

It was an adaptation of Wilson's cloud chamber, filled with nitrogen gas.

这只是对威尔逊氮气云室的一种改进.

Much of our oil, gas, and minerals also come from underwater.

许多石油 、 天然气与矿物亦是取自海里.

This mixture satisfies the xenon problem.

这种混合水解决了氙含量的问题.

Vertex HID xenon kit, your best choice!

顶点hid氙包, 您的最佳选择!

Slope stability is the key factor of safety in production in surface mine.

边坡稳定性是确保露天矿安全生产的重要因素.

The waste-dump of surface mine is one of main environment damage sources.

露天矿外排土场是主要的环境破坏源之一.

It is used in luminescent tubes , flash lamps , incandescent light Bulbs, lasers, and tracer studies.

氪用于萤光管 、 闪光灯 、 雷射以及示踪研究.

Objective To investigate the therapeutic effect of He-Ne laser irradiation on acute rhinitis.

目的研究 氦氖激光 照射对急性鼻炎患者的治疗作用.

Rows of bottles gleamed dully in the darkened room, reflecting the outside neon.

排的瓶子在被弄暗的房间中钝地闪烁, 反映外面的氖.

When the boar a scant seventy-five feet away, he fired.

当野猪离他不到 七十五?盏氖焙颍.

We must try hard to improve our basic skills.

我们要努力加强基本功.

We can overtake him asas we try hard again!

只要我们再努一把力,是会赶上他的!

You must try hard to improvement your command of English.

你必须下苦功努力提高对英语的运用能力.

Jennifer: I think I would try hard to adapt myself to them.

珍妮佛: 我想我会努力尝试着使自己去适应他们.

To achieve our goal, we must try hard to solve these questions.

要实现我们的目标我们必须努力解决solve这些问题.

If you try hard enough, your dream will surely come true.

只要你尽力去做, 你的梦想一定会实现.

Try hard to win success.

努力争取胜利.

He said he would try hard to meet your wishes.

他说,他将尽力满足你们的愿望.