新疆25选7走势图

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齿数不同的齿轮小齿轮比大齿轮容易磨损


  CHISHUBUTONGDECHILUNXIAOCHILUNBIDACHILUNRONGYIMOSUN

  CHILUNYUNDONGSHI,YOUYUXIAOCHILUNZAICHUANDONGZHONGMEIGECHIGONGZUODECISHUBIDACHILUNMEIGECHIGONGZUODECISHUDUO,LIRUCHUANDONGBIWEI20DEYIDUICHILUNSHIZHUDONGCHILUNXIAO,BEIDONGCHILUNDADEYIDUICHILUN,DANGZHUDONGCHILUNZHUANLE20QUANSHIBEIDONGCHILUNCAIZHUANLE1QUAN,XIAOCHILUNDEGONGZUOCISHUSHIDACHILUNDE20BEI,SUOYISHUOXIAOCHILUNBIDACHILUNGENGRONGYIMOSUN。

  ZHUYING:

  FENGRENSHEBEI、DONGGUANBIAOZHUNPAIFENGRENJI、DONGGUANDIANNAOZHENCHEPEIJIAN、FENGRENJIPEIJIANPIFA、DIANNAOHUAYANGJI、XIANGBAOCHANGFENGRENJI、SHOUDAICHANGFENGRENJI、XIECHANGFENGRENJI、ZHIYICHANGFENGRENJI、XIUBIANJIXILIE、DIANNAOHUAYANGJIXILIE、RENZICHEXILIE


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