发布时间:2025-02-05 04:53:37
5M-910-30同步带,“5M”代表的是节距为5mm的圆弧形齿,
“90”代表周长:910mm齿数:910÷5=182,“30”代表的是:这条带子的宽度为30mm。在工业皮带中一般是用mm作为单位的。如果是这条带子加橡胶的同步带,比如加3mm红胶,表示方法是5M-910-30+3T。
办公文件柜什么牌子好文件铁皮柜哪个牌子好文件柜什么品牌的好办公文件柜怎么选
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