It is proved that the anti-collapse function of the treating chemical in fluid kerite in piedmont drilling is more and more obvious, and the application is more and more widely.
沥青类处理剂在山前的防塌作
越来越重要,应
越来越广泛,但由于其基质沥青成分的复杂
及由于各种改
手段的应
,使沥青类处理剂的室内评价指标与现场应
越来越难以统一。