coal gangue

常见例句

People can concern with aquatic environmental pollution of coal gangue through the study.
通过本项研究希望人们对于煤矸石的环境污染给予全方位的关注。
The author made the research on the techniques of applying coal gangue as base course materials against the situation that there is a lot of abandoned coal gangue in the coal area.
本文针对采煤区堆有大量废弃煤矸石的现状，进行了未燃煤矸石用于路面基层的技术研究。
It shows that the use of coal gangue in road construction is feasible and has significant economic and social benefits.
实践表明，道路建设中利用煤矸石在技术上是可行的，并具有明显的经济和社会效益。