1) low and high voltage
高低压
1.
It can achieve better effect in power energy saving of distribution networks by rationally using several low and high voltage reactive compensations.
配电网中合理采用高低压多种无功补偿方式能达到更佳的节能降损效益。
2) High-pressure and low-permeability
高压低渗
1.
Because of weak pressure conductive ability in high-pressure and low-permeability reservoir,pressure builds up slowly when the oil well shut down,and well killing fluid density,according to formation pressure,is higher,resulting in formation damage.
由于高压低渗裂缝性储层导压能力较弱,关井后压力恢复缓慢,因此根据地层压力确定的压井液密度偏高、易造成储层污染,通过对储层压力恢复速度进行分析,确定出适用于不同压力恢复速度和施工周期的压井液密度,现场应用后取得了较好的油层保护效果和经济效益,并为同类储层压井液密度的选择提供了良好的借鉴。
3) low frequency and high voltage
低频高压
1.
8 μm were developed for low frequency and high voltage.
采用共沉淀BaTiO3为基,适量掺杂Nd2O3稀土氧化物及MgO与ZnO添加剂,获得具有X7R温度特性的低频高压MLC瓷料系统,BaTiO3基瓷的平均晶粒尺寸小于0。
4) low permeability and high pressure
低渗高压
1.
This paper analyzes the difficulty of the cementing of tertiary infilling of the major oil fields of Daqing Oil field and proposes the relation among the reservoirs with low permeability and high pressure, casing damage and water injection after casing damage and the effect of gas reservoirs and foam flooding on cementing quality.
分析了大庆主力油田三次加密井固井的难点 ,提出了低渗高压层、套损及套损后注水之间的关系以及气层、泡沫驱油等对固井质量的影响。
5) high voltage side and low voltage side
高低压侧
1.
This paper analyzes the relations between the phases and value of voltage at the high voltage side and low voltage side in the phase B connecting the ground system.
分析了某发电厂主变压器二次高低压侧均为B相接地的变电系统中两侧间的相位及幅值关系,并进行了测量误差分析。
6) high-low pressure chamber
高低压室
1.
According to the structure characteristics of high-low pressure chamber launcher,the interior ballis- tics of launcher is discussed by using the numerical simulation and experimentation.
针对高低压室发射系统结构特点,采用数值模拟与试验相结合的方法对其内弹道特性进行了研究。
补充资料：高低
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参考词条