positive-displacement engine
【化】 沉筒液面计
displacement type level gauge
暂无补充释义。
相关词条
Wien displacement law
radial-flow piston machine or pump, variable displacement pump,
phase deviation【电子】;phase displacement【电子】;phase shift【电子】
rotors non-positive-displacement engines
displacement
infinitesimal displacement【数】
preventing in non-positive displacement machines or engines, form of blades