单词	oiling drop-feed
释义	oiling drop-feed 滴入注油法
随便看	turning longwall tur-ning longwall turning loose turning machine turning-machine turning machine for alignment turning machine for cocks turning-machine for cone turning-machine for making turning-machine for making axles turning-machine for making tubes turning-machine for peeling bars turning-machine for peeling bars, tubes turning machine for pilgrim-step rolls turning machine for piston rings turning-machine for pistons turning-machine for reconditioning turning machine for spherical surfaces turning machine for stopcocks turning-machine for taper pins turning-machine for valves turning-machine, making turning machinery of swing bridge turning machine set turning-machines for rolls