The result of experiment shows that permeability reduction will be caused by reservoir rocks under flushing of great amount of injection water in Pucheng Oilfield.
实验结果表明：濮城油田储层岩石在大量注入水冲刷下，会导致渗透率降低。
By the invention, the reduction scribing waste water is reused and processed, thus leading the water resource to be fully utilized and recovered and saving large amount of industrial water.
减薄划片废水经过本发明回用处理，使水资源充分利用回收，节省了大量工业用水。
The drum washing machine minimizes a reduction of the speed of the washing water due to a passage resistance, and thus increases an amount of generated bubbles.
该滚筒洗衣机使由于通道阻力而造成的洗涤水的速度的减小最小化，并由此增加产生的气泡量。
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