oil-fieldsBNC²³⁶²¹³⁺¹ 基本例句 n.油田原型oil-field的复数 Results show that PQAS can stabilize clays more efficiently than the same kind of products TDC and PDMDAAC which are widely used in the oil-fields both at home and abroad. 结果表明： PQAS稳定粘土的性能优于目前国内外常用的两种有机阳离子聚合物粘土稳定剂 TDC和 PD MDAAC。 chemyq