标准喷嘴板脉冲萃取柱
standard spray-sieve-plates pulsed extraction column
折流板脉冲萃取柱
Discs and Doughnuts Pulsed Extraction Column
pulsed extraction column with discs and doughnuts
环形脉冲萃取柱
annular pulsed -sieve -plate extraction column
脉冲筛板萃取柱
pulsed sieve plate extraction column
sieve plate pulsed column
长折板喷嘴
long variable-flap ejector (LVFE
多喷嘴冲击式水轮机
multi-nozzle Pelton turbine
多喷嘴喷气织机
pneumatic multi-jet weaving machine