在不同的地区，水的物理性质(如：水体的流动与分层)也会有所差异，这也将使得鱼类对食物网的反应复杂化。
And physical differences between regions, such as currents and the stratification of the water column, will also complicate the response of food webs.
太平洋赛艇使得巧妙利用独特的物理性质的水。
The Pacific Rower makes ingenious use of the unique physical properties of water.
所谓污水就是经过人类活动使水质在物理性质、化学性质及生物性质方面发生变化的水。
The wastewater is the water quality on physical properties, chemical properties and biological properties has been changed after human activities.
所谓污水就是经过人类活动使水质在物理性质、化学性质及生物性质方面发生变化的水。
The wastewater is the water quality on physical properties, chemical properties and biological properties has been changed after human activities.
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