开采

Due to the increase of water pumpage and the sand excavation at the river bed, the groundwater table became declined and water quality degraded in Dongwu water sources City.

泰安市东武水源地近年来由于开采逐年增加、河床挖沙等因素的影响，水源地附近地下水环境出现了水位下降、水质退化等环境地质问题。

As one kind of means for quantitive forecast and analysis, the numerical simulation technique can provide necessary theory basis and guidance scheme for the implement of this technology.

作为一种定量预测、分析手段，定向羽状水平井开采的数值模拟可为该技术提供必要的理论依据和指导方案。

China will speed up to explore new quarried esp in the west or north part of china.

我国将加快探索新的开采，尤其在西方或北方的一部分，我国。

It's in the mountains above Verona that the red limestone is quarried.

红色的石灰石是在维罗纳城边的山上开采出来的。

Kilns which were used to melt the rock quarried here, developed over time.

窑其中用于熔化的岩石开采，在这里，随着时间的推移发展。

They were built mainly of limestone quarried on the Giza plateau itself.

他们建成的主要开采石灰石本身吉萨高原上。

Used of minerals or stone in its natural state and place; not mined or quarried.

处在自身的自然状态和位置；没有被开采或者挖掘。

They date back to Roman times, when limestone was quarried to begin building the Paris we know.

这得回溯到罗马时代，那时候石灰石被开采出来开始建造我们现在所知道的巴黎。

Not mined or quarried; in the natural state

天然的：未被开采或挖掘的；处于自然状态的

Quarried stone is smooth and attractive for use as a paving material for high-traffic walkways, too.

石材开采，是顺利和吸引力，作为高流量的人行道铺设材料的使用，也。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。