pressure imbalance alarm

The impact of unbalanced reservoir pressure on lateral well deliverability

地层压力不平衡对分支井产能的影响

balanced-to-unbalanced transformer

平衡－不平衡耦合变压器

balanced-to-unbalanced trnasformer

平衡-不平衡耦合变压器平衡-不平衡转换器

balanced bottom hole pressure method

井底压力平衡压井法

formation-wellbore pressure balanced

地层-井眼系统压力平衡

pressure balanced drilling bumpersub

压力平衡式钻井震击器

diaphragm type pressure balance detector

膜片式压力平衡检测器

curve tube pressure balance expansion joint

曲管压力平衡伸缩接头

pressure balanced bearing seal

压力平衡式轴承密封

Case of Unbalance Rate Going Beyond Standard of Direct Current Resistance of Power Transformer

电力变压器直流电阻不平衡率超标案例

three pressure equalizing pressure control valve

三种压力平衡的压力控制阀

The three phase voitages on a utility bus are 215Voltage Unbalance Rate (VUR) and Voltage Unbalance Factor (VUF)?

请写出用来判断电压数不平衡的两种方法.三相的电力系统是220不平衡程度的方式?

Systems in mechanical equilibrium have a common pressure.

成力学平衡的体系压力相同。

In kill operation, it is required to keep the downhole pressure stable and the well bore pressure balanced.

在压井过程中,要求井底压力能够保持不变,并使井眼系统的压力保持平衡关系。

If you cannot equalize pressure in the middle ear cavities or sinuses, you should not continue to descend.

如果你不能平衡耳腔和鼻窦内的压力，你必须停止下潜。

A balun is a transmission line transformer for converting balanced input to unbalanced output or vice versa.

平衡-不平衡变压器是一根送电线变压器为转换的平衡的输入对失衡的产品或反之亦然。

piston gauge with equilibrium liquid

带平衡液柱活塞式压力计

straight tube pressure balance expansion joint

直管压力平衡型伸缩接头