When coating surface resistivity test on a longer pipeline is conducted,the pipeline can be divided into several sections to calculate it with polarization potential and current density.

　
英 美
  • 在對長(cháng)管道的涂層面進(jìn)行電阻率測量時(shí),可將管道分成若干段,通過(guò)極化電位和電流密度對涂層電阻車(chē)進(jìn)行計算。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan