The method can not only research low-frequency current and its character of logging through metal casing but also confirm the method of measuring electric resistivity of stratum through metal casing.是什么意思_The method can not only research low-frequency current and its character of logging through metal casing but also confirm the method of measuring electric resistivity of stratum through metal casing.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句