查询词典 air pump

At first, fault trees of lobed element pump and air-operated valve are set up, and their fault modes are analyzed.

首先建立了罗茨泵与气动阀的故障树，并进行了故障模式分析。

In case of bigger air capacity,vacuum value in vacuum can lower than lower limit a long time ,If the pump cannot meet demand,other of pumps will automatic start ,until to run over upper limit Two vacuum pumps may be changed for manul start and stop

如因工作需求气量较大，真空罐内真空度低于下限值超过一定时间，而单向真空泵不能将罐内真空度抽至下限以上时，另一台真空泵将自动启动，直到超过上限。

Key words:Pyrology;Air cycle heat pump; Dry technology; Energy efficiency

通过实验和模拟分析的方法表明，与传统的通风加热干燥技术相比，空气循环热泵式干燥机的能量利用效率有显著提高。

Pyrology; Air-source heat pump; Two-stage compression; Water heater

热工学；空气源热泵；两级压缩；热水器

When the heating/cooling load is of air condition type which can normally be produced by heat -pump devices, comparing with modern GTCC, they are not always energy -savable!

采用基于热力学第一定律的总热效率来判断热电冷联产系统的节能性往往会造成假象，只有用基于热力学第二定律的？

And the extreme centrifugal force from the enlarged higher impeller stops the solution as it entering the higher impellr. At the same time, the full solution in the chamber stops the air mixed with the solution in the chamber to go down. This way masterly eliminates both big problems of vertical sealless pump, overflow at high pressure and bubbles at big flow.

上部叶轮时，即受加大之背叶的强大阻力而无法上升，但上部叶轮所卷入液体中的空气，却受阻於水室中贮满的液体而无法下降，如此巧妙地排除了立式无轴封泵高压时溢流，或大流量时吸入空气的两大难题。

Oil pump contamination was identified as the reason for an Air France 777 suffering an "uncommanded engine shutdown " on July 1 1998, which caused the plane to be diverted to Tenerife while en route from Sao Paolo to Paris.

航空失事调查局说，目前仍在继续对飞机各系统和发动机进行检查，将进一步检查和分析飞行记录器的信息、飞机各不同系统模块记录的信息，以及可能影响发动机运行的原因。

It has big power,and multipe air exhaustor.and fixed,insideontside water circulation,can be with five tap for suction direct display at the same time,The pump has the advantages of unuse oil,non-pollution,big power,lower noise,easy movement, save waterelectricity one machine with multi-usage.

该泵是大功率多头抽气的一种新型不锈钢循环水式多用真空泵，本机设计内外循环水，可以五头同时抽气，具有不用油、无污染、功率大、噪音低、方便灵活，节水省电等优点，一机多用。

It has big power,and multipe air exhaustor.and fixed,inside and ontside water circulation,can be with five tap for suction direct display at the same time,The pump has the advantages of unuse oil,non-pollution,big power,lower noise,easy movement, save water and electricity one machine with multi-usage.

该泵是大功率多头抽气的一种新型不锈钢循环水式多用真空泵，本机设计内外循环水，可以五头同时抽气，具有不用油、无污染、功率大、噪音低、方便灵活，节水省电等优点，一机多用。

It has big power,and multipe air exhaustor.and fixed,inside and ontside water circulation,can be with five tap for suction direct display at the same time,The pump has the advantages of unuse oil,non-pollution,big power,lower noise,easy movement, save water and electricity one machine with multi-usage.

油、无污染、功率大、噪音低、方便灵活，节水省电等优点，一机多用。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。