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沉降系数
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化学沉积;化学沉淀;化学沉淀法
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The estuary is an important sedimentation site for rivers.
河口是河流重要的沉积场所。
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The sedimentation of this substance takes a long time.
这种物质的沉淀耗时颇久。
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Vigorous shaking is not conducive to the sedimentation of impurities.
猛烈摇晃不利于杂质的沉积。
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Effluent from the sedimentation tank is dosed with disinfectant to kill any harmful organisms.
从沉降池流出的废水被加入消毒剂以杀死一切有害生物。
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Make sure to stir up all the sedimentation on the bottom.
保证引起在底部的所有沉积作用。
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When the brain relaxes, it's like a sedimentation process in action.
当大脑休息的时候,它犹如进入了一个问题沉淀处理的环节。
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The hiatus in sedimentation is filled in progressively from below.
沉积间断面是从下边逐渐填满的。
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The commission has succeeded in reducing flooding and sedimentation.
委员会已经成功减轻了洪水和泥沙淤积的状况。
词根 sediment
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sedimentary adj. 沉淀的
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sediment n. 沉积;沉淀物
沉淀(precipitation)是发生化学反应时生成了不溶于反应物所在溶液的物质。