【运输】机械、设备

adjustable multi-spindle bench drilling machines【机】

multiple-register bookkeeping machines

dip impregnation of dip impregnations, stators, rotors of dynamo-elecric machines

fluid circulation in refrigeration machines using osmosis

spindle clutches for honing machines

for flow restrictor in refrigeration machines

clips for securing stencils in stencilling machines

theory of machines and mechanisms