| 单词 | settlement tank |
| 释义 | > as lemmassettlement tank c. The sinking of floc and other solid particles in liquid sewage. Also attributive, as settlement tank. ΘΚΠ the world > physical sensation > cleanness and dirtiness > sanitation > provision of sewers > sewage treatment > [noun] > settlement of sewage settlement1912 1912 H. Lemmoin-Cannon Textbk. Sewage Disposal in U.K. xviii. 62 Tanks of the same kind..are used for the purpose of attaining the settlement of the suspended organic solids by sedimentation. 1927 T. H. P. Veal Disposal of Sewage v. 54 Quiescent settlement tanks are operated on what is known as the fill-and-draw principle. 1927 T. H. P. Veal Disposal of Sewage v. 55 The amount of clarification effected in a given time by quiescent settlement is greater than that effected by the continuous flow method. 1977 C. B. Capper in A. G. Callely et al. Treatment Industrial Effluents vi. 90 Probably the oldest method of removing suspended solids was by the use of horizontal-flow settlement tanks. < as lemmas |
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