The helicopter air lift was complete success.

The man had connected the air line to a supply line of oxygen, not compressed air.

这个人已经接通了“空气管”的一条氧气的补给线, 不是压缩空气.

Excuse me. Could you tell me where I can get air line tickets?

打搅一下. 您告诉我,我能到哪里订到飞机票?

This privately-owned airways is allowed to operate a new civil air line service.

这家私营航空公司获准开办一条新的民用航线.

Another problem can occur rarely if backflow of process gas is permitted into secondary air line.

如果工艺气体回流入二段空气管线,能发生另外的很少发生的问题.

While the men had been working inside the ship, the air-line had been giving off oxygen.

当人们在船体内部工作的时候, 空气管也一直在输送氧气.

Is it mix up with another air line?

会不会和别的航线的行李混在一起了.

Air line ; aerial line.

航空公司、航线.

The air line service is to operate daily.

这条航线每天都有班机飞行.

This air line operates five main lines and twenty branch lines.

这家航空企业经营五条主干线和二十条支线.

All the expenses were on the air line service.

所有这些费用由航空公司出.

Basic device: An air-lock rotary valve and a high-volume and low pressure blower.

基本装置: 气锁的回转阀,低压大风量机.

This method is simple, safe, cost-effective, and low air-lock.

该方法具有工艺简单 、 安全可靠 、 投资少、克服气阻效果明显等特点.

The air-lock is used when transferring material to and from the glove box.

当来回从手套箱转移材料时使用气闸.

How would you like to send it, air mail or ordinary mail?

你想怎么寄, 航空邮件还是普通邮件?

Please stick on the stamps and the air mail label yourself.

请自己把邮票和航空条贴上.

Do you want to send it by air mail or surface mail?

你想寄航空信还是平信?

Do you want to remit the money by air mail or by cable, sir?

您想要航空信汇还是电汇, 先生?

We have a package of thirty-six air-mail stamps.

我们有36张一包的航空邮票.

Air-mail to China is two dollars a half-ounce.

往中国寄东西的航空邮价是每半盎司两美元.

I need some air-mail stamps.

我要买些航空邮票.