enviromental pollution meaning in Chinese

环境污染

Oil leak brings not only great waste of lubricants , but also enviromental pollution . it threntens the safety of the operators and affects the image of the enterprise
轴头甩油不仅带来润滑油的极大浪费，而且对环境造成很大污染，威胁操作人员的人身安全，影响企业形象。
The application of hydroprocessing technology extends the source of fcc feedstocks ; deepens the extent of crude processing ; and improves the yields of light oil products , as well as reduces the enviromental pollution
原料加氢预处理的应用、拓宽了催化裂化原料来源，提高了原油加工深度和轻质油收率，减少了环境污染。