活塞裙部挤扁  collapse of piston skirt

活塞裙部型线  piston skirt profile; Molded line of piston skirt; piston skirt molded lines

活塞裙部型线研究  Study of Piston Skirt Profile

中凸型活塞裙部  barrel-shaped piston skirt

活塞下裙部胀圈  apron ring

裙部开槽活塞  split skirt piston U

裙部有槽活塞  slotted skirt piston

钢顶铝裙活塞  Steel Crown and Aluminum Skirt Piston; piston composed of steel crown and aluminum skirt; composite piston

沟槽活塞裙  split skirt

滑履式活塞裙  slipper skirt

滑裙活塞  slipper piston

活塞部件  piston unit; piston-cylinder assembly; piston component

活塞裙  piston skirt; piston bottom; Hydrodynamic lubricating

活塞裙扩大衬簧  piston skirt expander

活塞裙铸件  piston skirt casting

开口裙活塞  split skirt piston

铝活塞裙  aluminum piston skirt; Al piston skirt

日常生活活活动能力  ADL

整体活塞裙  solid skirt