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关注:1
2013-05-23 12:21
求翻译:3. We do not have any special norms for the rollers. We will test them for cycles regarding the EN 14428: 2006 norm. It means that rollers have to survived minimum 21000 cycles shut and opening of the door hanged on the rollers. We will test them on the straight and bent guide profile.是什么意思?![]() ![]() 3. We do not have any special norms for the rollers. We will test them for cycles regarding the EN 14428: 2006 norm. It means that rollers have to survived minimum 21000 cycles shut and opening of the door hanged on the rollers. We will test them on the straight and bent guide profile.
问题补充: |
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