bentonitic shale膨润土性页岩;斑脱页岩
bentonitic mud膨润土泥浆
bentonitic clay膨润土
bentonitic arkose膨土质长石砂岩;班脱长石砂岩
bentonitic c mud膨润土泥浆
bentonitic c shale斑脱页岩;膨润土性页岩
bentonitic c clay膨润土