在无尘环境下加工而成。

Product In the clean environment and processed.

youdao

本发明公开了一种适用于无尘环境中的搬运系统，此搬运系统包括基座、吊车、电源线收纳装置以及电源线。

The invention discloses a transporting system, which comprises a base, a crane, a withdrawing device of power leads, and power leads.

youdao

偏偏太阳能板需要一个无尘的环境：每平方码只要有七分之一盎司的尘土就会降低太阳能板40%的转换效率。

And the panels have to stay dust-free: just a seventh of an ounce of dust per square yard of panel can decrease solar power conversion by 40 percent.

youdao