我们承诺今后所发的集电环粗糙度将小于1.25的翻译：We commit to the collector ring of roughness is less than 1.25 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

We are committed to the future issued by the slip ring surface roughness will be less than 1.25

We commit to the collector ring of roughness is less than 1.25

We pledged from now on will send ring header roughness will be smaller than 1.25

We can promise

We commit to the collector ring of roughness is less than 1.25