排放

Metal pollution in drinking water sources is becoming a more and more serious problem that can not be neglected due to the mass discharge of industry sewage and electronic product castoff into the water in recent years.

近年来各种工业废水、电子废弃物的大量排放，已经使饮用水源水中的金属污染成为一个不可忽视的问题。

ABSTACT Coal gangue is the solid castoff of coal mining and machining process, which usually accounts for the 10%-15% of the total coal pro...

煤矸石是煤炭开采与加工过程中产生和排放的固体废弃物，其产量约占煤炭产量的10％-15％。

Papermaking industry lets out the castoff, wastewater and exhaust gas, which will lead environment pollution.

毕业论文页数：84 字数：44494摘要：造纸工业三废排放导致的环境污染，其中以水污染最为突出。

ABSTACT Coal gangue is the solid castoff of coal mining and machining process, which usually accounts for the 10%-15% of the total coal product.

煤矸石是煤炭开采与加工过程中产生和排放的固体废弃物，其产量约占煤炭产量的10％-15％。

The results show that solid castoff take up the most environment impact in courses of raw materials' process and construction, and CO2 exhausted by vehicle during the stage of operation evidently caused global warming.

结果表明，固体废弃物在建筑材料生产过程和桥梁施工过程中的环境影响最大，车辆排放CO2而导致的全球变暖在桥梁运营维护过程中环境影响显著。

Development of catalysis applied in vehicle emission control and the theory of catalytic reaction are introduced.

本文介绍了催化剂应用于汽车尾气排放控制的发展过程和催化反应理论知识。

A catalyzer in the exhaust system keeps performance high, and emissions low.

催化剂在排气系统中表现优异，排放降低。

In the causer principle all costs for abatement, removing or the compensation for environmental burden have to be carried by the causer of emission or pollution.

在造成者原则下，所有减少、消除或补偿环境负担的成本均须由排放或污染的造成者承担。

Many international organizations recognize CCS technologies as one of the most important methods of reducing CO2 emission.

许多国际机构已经把二氧化碳捕捉与封存看做是减少二氧化碳排放的重要技术之一。

The effects of the dosage of sawdust cellulose xanthate,reactive time,pH value,temperature on the removal of heavy metal ions in wastewater were investigated.

结果表明，在常温条件下，pH值在5～10范围内，木屑黄原酸酯对Cu2+，Ni2+，Zn2+的去除率达98%以上，处理后废水中Cu2+，Ni2+，Zn2+的含量达到国家排放标准。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。