词汇	床升降架
释义	床升降架医bed-lifts
随便看	double-angle milling cutter double angle mirror double angle piece part double angle point grinding double-angles double angle shear double angle shears double angle vbelt double angle v belt double-angle V-belt double -angle V-belt double-angling method double angular ball bearing double anlge formula double annealing double annual ring double annular arched-girder support system double annular combustion chamber double annular tuyere double annulus double anode double anode tube double anode valve double-anode valve double-anonymous procedures