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A preliminary air - ground environment monitoring structure has been built.
初步形成环境监测天地一体化格局.
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Ground environment is damaged and the serious mining subsidence calamities come out by common mining technology.
常规方法开采煤炭已对地面环境造成了严重的沉陷灾害.
地面环境???
英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。