查询词典 vacuum breaker

Voltage type, it uses a closed rotor, can be widely used in smoke delivery type, delivery type air pressure and vacuum conveying system conveying equipment, it can guarantee the flow pipeline pressure, not leaking, safe delivery and collection node materials, and for this reason called the million air lock, and it can not only pressure, while both common features.

耐压型，它采用封闭型转子，可以广泛用在吸送式，压送式气流输送系统和负压输送设备上，它可以保证输送管内的气流压力，不泄漏，能够安全的输送和收结物料，所以在这方面称为万锁气器，它不但可以耐压，同时兼备普通型功能。

The fresh-keeping effects of Portunus Trituberculatus were investigated. The results showed the efects were better when air components and ratios of MAP were CO2 50% N2 50%. Compared with coating package and MAP, vacuum packing could inhibit the production of melanin in Portunus Trituberculatus gills and legs and prolong storage period effectively at 0-4℃.

结果表明：气调包装气体配比为CO2 50%，N2 50%的保鲜效果较好；但真空包装与气调包装和涂膜包装的保鲜效果相比，0～4℃下，真空包装可有效抑制梭子蟹腮部和足部褐变并延长三疣梭子蟹保鲜期，保鲜效果好于气调包装和涂膜包装。

It is used to put through or cut off the air passage in vacuum pipeline.

阀门用于接通或切断真空管路中的气流。

It leaves an air pocket, vacuum-sealed.

它就会排出气泡打破真空状态

However, no air pump to form a vacuum it?

但是，没有空气泵能形成真空吗？

Water ring vacuum pump in the waste water and air into the tank together.

水环式真空泵中废弃的水和空气一起被排到水箱里。

Not any air gets into the vacuum tube.

没有空气能进入真空管。

I SP* is the vacuum impulse that would be obtained by a sonic nozzle in air-breathing motor work, and thus may be ignored.

i 特*是真空的冲动将得到一音速喷嘴在吸气式发动机的工作，从而可能会被忽略。

And we designed an air-driven rotary actuator with vacuum fixtures to place and hold the die-cast parts, and an assembly station.

同时我们设计了一个气动旋转驱动装置，其用来固定真空夹具的位置和保持模具部件，装配单元。

Anvers Air-Miser MSP-AM series multi-stage air-driven vacuum pumps are now offered in five sizes from 0.06 to 0.64 SCFM and operate at 45 psi (3.1 bar) air pressure, about half that of conventional venturi-style pumps, the company says,.

该公司介绍，Anver的Air-Miser MSP-AM系列多级气动真空泵现在有五种型号可供选择，从0.06到0.64SCFM，它可以在45psi(3.1bar)压力下正常运行，所需压力大约是普通文氏泵的一半。

I'm going tor her!

我这就去救她！

As rise are design to help keep a several toney , a brain chemical at continues lever.

SSRI被设计来帮助保持血液中的复合胺即在大脑中一个连续水平的化学物质。