单词	piston valve steam engine
释义	piston valve steam engine 活塞阀蒸汽机
随便看	aluminium-copper dimetal sheet aluminium-copper-iron aluminium-copper-magnesium-type alloy aluminium copper zinc alloy aluminium-copper-zinc alloy alumini-um core copper wire aluminium corrugated tile aluminium-covered steel wire aluminium crosslinker aluminium crumbs furnace aluminium deoxidation aluminium-deoxidized aluminium deposit aluminium deposition aluminium dermatitis aluminium diacetate alumini um diacetate aluminium diboride aluminium dichromate aluminium di-dl-pyrrolidone carboxylate aluminium die cast alloy aluminium die-cast alloy aluminium diecast chassis aluminium diethyl hydride aluminium diethyl monochloride