【化】 旋转式干馏炉

webfed offset rotary press【印刷】

rotary

rotary table assembly sewing machine

rotary valve

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

combination of rotary-piston pumps with oscillating-piston pumps

rotary letterpress machine roller rotary letterpress machine

rotary-piston pump oscillating-piston pump