Diesel engine being used widely, but the tail gases exhausted from it pollute environment seriously.
目前柴油机应用广泛，但是其排放的尾气严重污染了环境。
But a great deal of manure and polluted water is drained, which can also pollute environment seriously.
但同时由于猪粪尿过度集中和冲洗水大量增加，也会对周围环境造成严重污染。
The results show that the process is a clean process of mold and core sand foundry and does not pollute environment.
实验结果表明，该工艺不污染环境，是铸造型芯砂的清洁生产工艺。
These tailings not only occupy farmland and pollute environment, but also bring about the heavy economic burden for enterprises.
这些矿山尾矿不仅破坏耕地，污染环境，还给企业带来了沉重的经济负担。
Lots of urban solid wastes are produced during the process of livelihood and manufacture, which would pollute environment badly if there is no proper treatment.
在人类的生产和生活过程中会产生大量的固体废物，这些废物如处理不当必将对环境造成不良影响。
Ammonia is a poisonous and harmful substance that should be recovered during equipment maintenance so as to avoid it leaks out to pollute environment and hurt human.
氨是一种有毒有害物质，在石化装置设备进行检修时需要对氨进行回收，否则容易造成环境污染和人体伤害及人员中毒事故的发生。
Several common bleaching agents such as sodium hypochlorite, sodium chlorite and hydrogen peroxide will produce absorbable organic halogen AOX and pollute environment.
常见的几种漂白剂如次氯酸钠、亚氯酸钠、过氧化氢等在漂白时都会不同程度地产生可吸附有机卤化物aox，对环境造成污染。
Oil shale waste, a waste residual by carbonization or burning of oil shale, would seriously pollute environment and occupy large area of useful land without rational reuse.
油母页岩渣(灰)是油母页岩干熘或燃烧后排出的废渣，如果不合理利用则会挤占大量土地，对环境造成严重影响。
There is a minim quantity of hydrogen sulfide in the biomass producer gas. It will not only pollute environment, but also poison the catalysts of removal tar and removal ammonia.
生物质气化燃气中含有微量的硫化氢，如果不加以处理不仅会使脱焦油和脱氨催化剂中毒，还会污染环境。
Dairy manure is a by-product of cow raising, thousands of tons of Dairy manure are wasted because there is no good ways to make use of it in China, also, it will pollute environment.
奶牛粪(文中称牛粪)是奶牛养殖的副产品，全国奶牛养殖业每天产生的成千上万吨的牛粪得不到有效利用被白白浪费，而且还造成环境污染。
FCC is one of the most important processes in the refinery. The spent catalyst from FCC units is buried in most refineries. The method may pollute environment and waste of the catalyst.
催化裂化是炼油厂中一个重要的加工工艺，所排出的废催化剂目前国内多数采用填埋法处理，不仅容易污染环境，而且浪费资源。
Oxides on metal surface will deteriorate quality of deep processing. Using acid pickling to remove oxides is a conventional method, but will pollute environment and increase operating cost etc.
金属表面的氧化物会造成深加工质量问题，用酸洗去除氧化物的传统方式存在污染环境、成本高等诸多弊端。
Oxides on metal surface will deteriorate quality of deep processing. Using acid pickling to remove oxides is a conventional method, but will pollute environment and increase operating cost etc.
金属表面的氧化物会造成深加工质量问题，用酸洗去除氧化物的传统方式存在污染环境、成本高等诸多弊端。
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