净正吸高差
net positive suction head
NPSH net positive suction head
NPSH
高差差分改正
Revise Theory of Height-differential
PAA-AM高吸水复合材料
PAA-AM superabsorbent polymer composite material
SAF应力吸收层
SAF stress absorbing layer
SAWFTL应力吸收层
SAWFTL stress absorbed layer
STRATA应力吸收层
STRATA stress absorption system