collapse of piston skirt活塞: plunger; stop; bibb cock; bi ...裙: skirt故障: hitch; breakdown; stoppage; ...活塞裙: piston bottom; piston skirt; skirt沟槽活塞裙: split piston skirt; split skirt下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:活塞裙故障,即可在微信中查询翻译