插套管用拔出器
extractor for incubation canula
骨髓针拔出器
intramedullary nail extractor
气门座镶圈拔出器组件
valve seat insert puller group
拔出
Pull out
Pullout
Extractor
puller
Extraction
yielding
Pull-out
draw
yield of vacuum distillation
unsheathe
evulsion
拔出插头
Withdrawal of the mains plug