【机械工程】旋转活塞机或引擎内的弧型啮合和冲击啮合

intermeshing engagement and stroke ngagement

intermeshing engagement and intermeshing engagement in rotary-piston machines or engines

intermeshing engagement and stroke

intermeshing engagement and counter engagement in intermeshing engagement

intermeshing engagement, slip

combined engagement, intermeshing engagement

rotary-piston pump of intermeshing-engagement type

intermeshing engagement