短语
净正吸入压头
net positive suction head
;
NPSH
无针正压接头
PosiFlow
正吸入压头
positive suction head
净正吸上压头
NPSH
;
net positive suction head
需用净正吸入压头
required net positive suction head
必需净正吸上压头
net positive suction head required
净正压吸水头
Net Positive Suction Head
;
NPSH
水泵的净正压吸水头
Net Positive Suction Head
;
NPSH
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