In this paper, a new acid system that is called multi-hydrogen acid for sandstone acidizing is presented, which has been successfully applied on site.
本文提出了一种新型的砂岩储层酸化处理液¬¬—多氢酸酸液体系，并且已成功的运用于现场施工。
Multi-hydrogen acid is a kind of compound and it is so called because it has five hydrogen ions.
多氢酸是一种复合物，因含有多个氢离子，而称之为多氢酸。
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