ZDY560-6.3-1箱体球墨铸铁减速机变速器ZDY560-3.55-1宙摆线Y针齿轮ZQ500-15.75-IIZ基座壳体球铁减速机变速器ZQ500-20.49-II,ZSY400-80-II搅拌机架斜齿轮蜗轮减速机ZSY400-45-II,,ZLY400-16-1S高硬度铸铁伞齿轮减速机ZLY400-10-1,,JZQ250-23.34-I厂家直销减速机减速器JZQ250-12.5-I,,ZLY560-12.5-IS规格尺寸图纸减速机马达ZLY560-11.2-I,,ZSY200-80-