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

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.

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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.

词典精选例句

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?

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

请自己把邮票和航空条贴上.

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

你想寄航空信还是平信?

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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?

商贸英语会话

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

我们有36张一包的航空邮票.

无师自通 校园英语会话

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.

无师自通 校园英语会话

I need some air-mail stamps.

我要买些航空邮票.

无师自通 校园英语会话

I'd like to send this by air mail, please.

我想要用航空邮寄这个, 麻烦你.

会话入门(二)

Are these stamps also good for air-mail going out of the country?

这些邮票也可以用来往国外寄信 吗 ?

无师自通 校园英语会话

Do you happen to know the air-mail rate to China?

请问往中国寄东西的航空邮价是 多少 ?

无师自通 校园英语会话

How much does it cost by air mail?

空运多少钱?

口语例句

I sent a letter by air mail.

我寄出一封航空信.

词典精选例句

Please buy some air mail stamps for me.

请给我买几张航空邮票.

词典精选例句

Send the parcel by air mail, please.

请用航空邮件寄包裹.

词典精选例句

Air mail is quicker than sea mail.

航空邮寄比海上邮寄快.

《简明英汉词典》

He was an Air Marshal before retirement.

他退休前是空军中将.

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Air Marshal Gordon Black

空军中将戈登∙布莱克

《牛津高阶英汉双解词典》

Therefore, outlet air temperature tends to decrease as air mass flow rate increases.

因此, 流出气流的温度呈现出随气流量的增加而降低的趋势.

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