词汇	main hoisting reducer
释义	main hoisting reducer 主起升减速机
随便看	circumferential ratio circumferential register adjustment circumferential register screw circumferential reinforcement circumferential restricting mechanism circumferential restriction gear pair circumferential retention circumferential rib circumferential rib tread pattern circumferential ridging circumferential riveting circumferential road circumferentials circumferential scan circumferential seal circumferential sealing circumferential seam circumferential-seam circumferential seam joint circumferential seams of header circumferential seam welding circumferential separation circumferential shortening fraction circumferential skew circumferential skewed blade