The paper also presents the results about dielectrical breakdown voltage test and dielectrical strength for the coal.

本文还报告了同种煤的绝缘击穿电压及绝缘强度。

youdao

The paper also presents the results about dielectrical breakdown voltage test and dielectrical strength for the coal.

本文还报告了同种煤的绝缘击穿电压及绝缘强度。

youdao