活塞式可变截面流量计
piston type variable area flowmeter
可变截面扫描成型法
Var Sec Sweep molding method
可变截面涡轮
variable geometry turbine
可变流量经鼻持续气道正压通气
Variable-flow nasal continuous positive airway pressure
可变流量液压泵
variable flow hydraulic pump
变截面流道
flow passage of variable sections
变截面流化床
variable section fluidized bed
多变量截面
Cross Section with Multiple Variables