The optimization scheme was carried out and put into practice through discussed on the problems of discharging of polypropylene industrial waste drainage.
通过对聚丙烯工业废水排放问题的研究探讨，提出了相应的工艺优化方案，并在生产中予以实施。
The optimization scheme was carried out and put into practice through discussed on the problems of discharging of polypropylene industrial waste drainage.
通过对聚丙烯工业废水排放问题的研究探讨，提出了相应的工艺优化方案，并在生产中予以实施。
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