结合新的国家标准02d501 - 2，探讨了进行等电位联结的必要性。

The necessity of equal potential connection is discussed, combined with the new national standard (02d501-2).

youdao

结合新的国家标准02d501 - 2，探讨了进行等电位联结的必要性。

The necessity of equal potential connection is discussed, combined with the new national standard (02d501-2).

youdao