本文详细论述了库仑法快速测定低污染的校区生活污水和高污染的工业污水中的化学耗氧量。
This paper discusses in detail that coulometry quickly measures chemical oxygen demand of low polluted domestic sewage of the school and high polluted industrial sewage.
世界卫生组织说，导致高污染水平的原因各有不同，不过通常是由迅速工业化及在交通和发电上使用低质量的燃料导致的。
WHO said the reasons for the high pollution levels varied, but that often rapid industrialization and the use of poor quality fuels for transportation and electricity generation are to blame.
他们的高污染工业在1990年代陷于崩溃，手中有大量的碳信用额度，可以非常廉价地购买。
Their dirty industries collapsed during the 1990s, so they are awash with carbon credits that can be bought for a small consideration.
重工业也往往是高耗能高污染的，这危及中国日益严格的环保目标。
Heavy industry also tends to be dirty and thirsty, jeopardising China's increasingly stringent environmental targets.
水泥工业是高能耗、高污染排放和高资源投入的产业，尤其是其粉尘和噪音对环境的污染影响着整个生态系统。
Cement industry is a serious polluting enterprise of high-energy consumption, high - resource input and high-pollution discharge, and its environmental pollution mainly are dust and noise.
水泥工业是高能耗、高污染排放和高资源投入的产业，尤其是其粉尘和噪音对环境的污染影响着整个生态系统。
Cement industry is a serious polluting enterprise of high-energy consumption, high - resource input and high-pollution discharge, and its environmental pollution mainly are dust and noise.
应用推荐