a reciprocating blade.
往复运动刀刃。
a reciprocating blade.
往复运动刀刃。
a reciprocating motor
往复电动机
The tribophysics of the cylinder liner—piston rings in an internal combustion engine is a typical tribological system with the reciprocating motion and the impacting motion.
内燃机缸套——活塞环摩擦副系统是一个集往复、冲击于一体典型摩擦学系统。
Sino-American products: hermitic and semi-hermitic reciprocating multi-compressors water chillers, vertical hermitic screw water chillers;
中美合资全封闭、半封闭活塞多机头冷水机、立全封闭螺杆冷水机;
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