净正吸入压头
Avionic equipment
net positive suction head
净有效吸水高
net positive suction height
净有效吸水头
net positive suction head
半数有效效应室浓度
half effective target effect-site concentration
泵气平均有效压力
pumping mean effective pressure
burnable efficiency
壁面有效吸收系数
surface effective absorptivity
混凝土有效压力高度
effective height of concret pressure
机组有效效率
unit effective efficiency
累积有效压缩系数
cumulative effective compressibility