动机
发表于 2025-3-26 22:24:22
Particulate Matter, Turbidity, and Color, These particles create turbidity and impart color to water. Particulate matter is of both organic and inorganic origin and includes living organisms, detritus, and soil particles. Turbidity caused by particles restricts light penetration and has a powerful effect upon growth of plants in aquatic ec
pester
发表于 2025-3-27 04:19:51
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blackout
发表于 2025-3-27 05:58:48
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promote
发表于 2025-3-27 11:59:20
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contrast-medium
发表于 2025-3-27 14:32:12
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nonradioactive
发表于 2025-3-27 17:59:17
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gonioscopy
发表于 2025-3-28 00:23:52
Phosphorus,most important nutrient controlling plant growth in aquatic ecosystems. Thus, phosphorus pollution of natural waters is considered a primary cause of eutrophication. Phosphorus is strongly adsorbed by bottom sediment, and bound in various iron, aluminum, and calcium phosphates. The solubilities of t
匍匐
发表于 2025-3-28 02:14:47
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inculpate
发表于 2025-3-28 06:41:12
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filicide
发表于 2025-3-28 10:38:01
Water Pollution,e quality of water can be negatively influenced by natural phenomena, but the common reason for impaired water quality is contamination caused by human activities. Pollution of the hydrosphere by human activities is of great concern to society. For most of history, there were relatively few people a