The sinking of floc and other solid particles in liquid sewage. Also attributive, as settlement tank.
| 单词 | θ61673 |
| 释义 | the world > physical sensation > cleanness and dirtiness > sanitation > provision of sewers > sewage treatment > [noun] > settlement of sewage (1) settlement1912 The sinking of floc and other solid particles in liquid sewage. Also attributive, as settlement tank. |
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