发布时间:2025-02-05 16:53:12
传动效率,型号不同。
1、液压钳6kn传动效率低,12kn传动效率高。
2、液压钳6kn是6型号,12kn是12型号。
我花钱买了房在我名下 父亲和后妈花钱装修的我要卖他们反倒不高兴是很可笑
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