No one is quite sure what drives these flip-flops in air pressure.

The simple pumps can work with the help of air pressure.

简单水泵借助于空气压力而工作.

He recorded the temperature, air pressure, wind direction, and so on.

他记录了气温 、 气压 、 风向等等.

Low air pressure makes people feel relaxed and creates forgetfulness.

低气压使人放松,令人容易健忘.

The air pressure is low, weather is more sultry.

气压低, 天气较为闷热.

This difference in speed produces a difference in air pressure.

速度上的差异就产生了气压的差异.

Air pressure, hydraulic pressure or electrical supply available to actuator.

执行机构所采用的气源压力, 液源压力,或电源.

An alarm is generated of low purge air pressure.

净化空气压力过低时将会报警.

Air pressure type cooling device are optional parts by customers.

可依客户需求增设气冷式冷却设备.

The answer has to do with air pressure and aerodynamics.

答案和气压及空气动力学有关.

The air pressure in your tires is too low.

你轮胎的气压太低了.

The air pressure at the hot value inlet does not become excessively low.

在热风阀进口处的风压不要变得太低.

Air pressure forces the water through the pipe.

空气压力使水通过管道.

Possibly there were slight differences in the air pressure.

可能是由于空气压力略有不同.

It adopts imported air pump to complete total recovery and transportation these two functions.

本机采用进口风泵总成为基础完成回收与输送两种功能.

Pull air pump handle and pump it repeatedly until the vacuum indicator button goes completely down.

每次拉动手柄,真空显示钮(深蓝色)自动降低,直至完全平降即可.

Lighting fitting , Bench Drill, Air Pump Motor for Medical Apparatus.

齿科灯具、台钻 、 立钻 、 气泵电机等.

If not, the effect air pump return instructions.

如果操纵, 表明气泵回油成果欠好.

Typical application: Air Pump, Vacuum Cleaner, Printer.

典型应用: 气泵, 吸尘器, 打印机.

But don't we have a portable air pump?

但是我们不是有个手提的空气帮浦 吗 ?

If you want to use air , the air pump need to be set by yourself.

如采用气为介质则气泵需用户自配.