mine exploitation

Today solid waste produced by mine exploitation influences environment and it tends to became graveness.

目前矿山开发产生的固体废物对生态环境造成的影响日趋严重.

Problems of sustainable development on mine exploitation in Northwest China

西北地区矿业开发可持续发展问题

And the mine exploitation project, railway building, water and electric project will drive lots of new construction in 2007?

作为投资拉动型的行业，北京的奥运工程、上海的世博会工程、矿山开采工程、铁路、水电建设，2007年又将有哪些新的规期？

It is known that the environment of underground coal mine is very sophisticated and changeable, which leads to increasingly insecure and sometimes fatal accidents in the course of mine exploitation.

煤矿环境复杂多变，造成了煤矿开采过程中的不安全性，经常导致恶性事故的发生。

As important engineering machine, hydraulic excavator is widely used in earthwork construction and mine exploitation.

液压挖掘机作为重要的工程机械, 广泛应用在各种土石方施工和矿山采掘业中.