cements例句

Locally dolomite and anhydrite are important as cements.
局部地方白云石和硬石膏也是重要的胶结物.

Locally dolomite and anhydrite are important as cements , together with minor authigenic quartz.
在局部地方白云石和硬石膏也是重要的胶结物;还有少量自生石英.

Macro - defect - free cements have become an important orientation of high performance cementitious materials.
无 宏观 缺陷水泥已成为高性能胶凝材料学科的重要研究方向.

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