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The principles and low pollution process in production of vanadium pentoxide with stone coal containing vanadium are introduced in detail. 介绍用含钒石煤生产五氧化二钒的原理和低污染生产工艺。
Yaron, B., Calvet, R., and Porst, R., 1996, Soil pollution processes and dynamics, Springer-Verlag Berlin Heidelberg New York :152-154. 王一雄，1997，土壤环境污染与农药，文海环境科学丛书，国立编译馆主编，明文书局印行，台北市。
This thesis tries to find the polluted process and the precautionary measures through the technological process of producing ADC vesicant. 本文试从ADC发泡剂的生产工艺流程出发,找出污染环节并提出污染防治对策。
We should use anthracite to avoid air pollution. 我们应该使用无烟煤以防止空气污染。
Pollution control has cleared the air. 污染管制已净化了空气。
It is a leap in the process of cognition. 这是认识过程的一次飞跃。
A product of a document copying process. 文件复制过程的一种产品。
Man is fighting a battle against pollution. 人类正在与污染作斗争。
The new process extracts oil from shale. 这一新过程可从页岩里提炼出石油。
Pollution is still very much a live issue. 污染现象仍然是当前的大问题。
By the end of 2002, the Capital Steel & Iron Corporation will cut its steel production by 2 million tons; and further reduction shall be realized with the heavily polluting processes eliminated and the product portfolio optimized to reduce pollution. 首钢到2002年年底前减产200万吨，2007年年底前进一步压缩生产规模，淘汰污染严重的生产工艺，同时进一步优化产品结构，减少污染。
The project is not finished but is till in process. 该项工程尚未结束，仍在进行之中。
The soil becomes more and more acidic as pollution mounts up. 随着污染的加剧，土壤的酸化越来越严重。
The process of applying and rubbing in an ointment. 涂油使用以及用油膏擦的过程
By the end of 2002,the Capital Steel & Iron Corporation will cut its steel production by 2 million tons; and further reduction shall be realized with the heavily polluting processes eliminated and the product portfolio optimized to reduce pollution. 首钢到2002年年底前减产200万吨，2007年年底前进一步压缩生产规模，淘汰污染严重的生产工艺，同时进一步优化产品结构，减少污染。
A clamor in the press for pollution control. 在报纸上对污染控制的呼吁
The act or process of pushing or thrusting out. 推，掷推出或掷出的行为或过程
Water pollution imperils all kinds of marine life. 水质污染危及所有海洋生物。
This part of the assembly process is now fully automated. 装配过程的这一部分现在是全自动的。
Pollution has stripped the trees of their foliage. 污染剥光了这些树的叶子。