A modified cationic polyhydroxy-compound gel ling fluid as water shutoff is developed.This type of gel has better selectivity.Its field tests are descri bed and the results are satisfactory.是什么意思_A modified cationic polyhydroxy-compound gel ling fluid as water shutoff is developed.This type of gel has better selectivity.Its field tests are descri bed and the results are satisfactory.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句