through the simulate experiment
Through the simulate experiment, the studies on the eeffects of decomposition of the bait in a shrimp-pond on the water quality, changes of the water quality after the replacement of the seawater and after the removal of the remain bait coved the pond-bottom were done.
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through the simulate experiment
通过模拟实验
以上为机器翻译结果，长、整句建议使用 人工翻译 。