In this paper, calculation method of area optimum planning model in water pollution controlling system is studied deeply.

本文着重对水污染控制系统区域最优规划模型的计算方法进行了较为深入的研究。

youdao

Besides, the situation of water saving, air pollution controlling, mine biology system resuming, comprehensive utilization of tailings are introduced.

同时，介绍了鞍钢矿山节水、大气污染控制、矿山生态系统恢复、尾矿综合利用的情况。

youdao

The technology of managing the pollution of black-liquor of straw pulping in paper-making is a hot point in native water pollution controlling research.

草浆造纸黑液的污染治理技术是国内水污染控制研究的热点 ，但由于草浆黑液的特点不同于木浆造纸废水 ，因而其治理成本较大。

youdao

Deputies rejected a proposal to further tighten laws controlling environmental pollution by waste.

BBC: Guernsey States December meeting

We can and should control surface pollution as that effects air quality yet there is a huge difference between controlling air quality as that remains constant in cold or warm environments while temperatures constantly fluctuate from day to night, month to month and year to year, in the Western isles of Europe we are having a particularly cool and wet summer.

FORBES: Good News For Polar Bears Is Bad News for Global Warming Alarmists

While some liberal Democrats have proposed legislation to tax emissions of carbon dioxide, the chief greenhouse gas, Republicans controlling the House have pledged to block any and all efforts to price carbon pollution.

NPR: PROMISES, PROMISES: Climate Change