self-compensating pressure system

Since initial adjustment of household heating meter system possess necessary control equipments& self-operated differential pressure controlling valve, temperature control valve and the pump of frequency conversion.

由于分户热计量系统初调节与以往的初调节相比，拥有必要的控制设备&自力式压差控制阀、温控阀、变频水泵。

In order to efficiently solve the problem of the reverse water pressure, the engineer had adopted the measure that self-running reverse drainage system was set up in the dam body and it resulted in seepage flow can freely drain to a collecting tank in upstream of the plinth.

为此，采取在坝体内设置自流式反向排水系统自由排水至趾板上游集水坑等措施，有效的解决了施工期坝体内水流产生反向水压的问题。

Test of self-contained pressure oil system for turbochargers of main line diesel locomotive

干线内燃机车增压器独立供油系统的试验

The shaping construction of evolution in the rural society includes three levels, pressure type system in the upper, self interest in the middle and peasants, vulnerable position of inorganization in the bottom.

而乡村社会内卷化的生成是由三层结构组成的，即上层压力型体制的过分彰显，中层乡级政府的自利性亢奋和底层农民无组织的弱势地位。

Vapour Pressure and Temperature Self-Regulating System for Cocoon Cooking Machine

煮茧机压力温度自动调节系统