1)  differential pressure level meter
差压液位计
2)  differential pressure liquid level gauge
差压液位计
3)  differential pressure
差压
1.
Oil-water two-phase flow measurement based on differential pressure;
基于差压法的油水两相流的流量测量
2.
Improvement of differential pressure liquid level measurement in thermal power plant;
火电厂差压式液位测量的改进
4)  difference pressure
差压
5)  pressure difference
差压
1.
There are the functional relations among the flow parameters of air in the air reverse circulation drilling piplie, including volume of flow, velocity of flow, pressure and pressure difference which have a great effect on carrying solid phase.
反循环钻探管路中空气的运动参数包括流量、流速、压力、差压，相互间存在一定的函数关系，这些参数对携带固相有很大影响。
2.
For the problem that on-line monitoring of primary air of direct firing pulverizing system can t be complete achieved, the chaotic properties of parameter change of two-phase flow in pipe is analyzed in the paper, according to the pressure difference signal of two-phase flow system.
目前电站锅炉直吹式制粉系统的一次风气固两相流流动状态在线监测仍未得以实现，针对这一难题，本文首次基于管道内气固两相流差压信号对其流动状态变化的混沌特性进行理论研究。
6)  counter-pressure casting
差压铸造
1.
The effect of counter-pressure casting parameters on secondary dendrite arm spacing (SDAS)of A357 alloy was studied.
研究了差压铸造不同工艺参数对A357合金二次枝晶间距的影响。
2.
The theory of counter-pressure casting together with its advantages is discussed in this paper.
论述了差压铸造的原理特点,回顾了差压铸造过程控制系统的发展,分析了差压铸造技术的国内发展现状,介绍了作者新近开发的真空调压铸造过程控制系统,最后指出了差压铸造技术的发展趋势。
3.
The effect of counter-pressure casting parameters on secondary dendrite arm spacing of A357 alloy under different technology was studied.
研究了不同工艺条件下,差压铸造不同工艺参数对A357合金二次枝晶间距的影响。
参考词条
补充资料：差压液位计
分子式：
CAS号：

性质：一种通过测量反映液位高度的液柱静压来测量液位的仪表。其高压端接受液位静压信息，低压端与气相相通，高、低压端的压力之差与液位的高度成比例。这种液位计安装方便，工作可靠；当测量目的是确定容器内物料重量储量时，不必对密度作修正；采用法兰式可以解决高黏度、易结晶或有悬浮物介质的液位测量。通常用在有压密闭容器中，以消除液面上的气压波动影响。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。