gyratory crusher (rotary crusher)
旋转钻
rotary bit【机】;rotary drilling【机】
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相关词条
rotary-piston pump
Rotary Pursuit Test
rotary plow, rotary tiller
rotary valve
intermeshing engagement and intermeshing engagement in rotary-piston machines or engines
barker of rotary-ring type【林】
rotary-piston pump oscillating-piston pump