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| tricking filter | |||
| trickling filter A system of secondary sewage treatment which is similar to self-purification action of streams; it is more accurately a biological oxidizing bed; the effluent is placed on the stones in the bed and microorganisms present consume the solids as a food supply (一个二级污水处理系统，类似水流的自我净化行为；更准确地说是一个生物氧化床；污水被置于池床里的石头上，水中存在的微生物吸食固体物作为食物。) | |||
| sprinkling filter; trickling filter | |||
| sprinkler filter | |||
| trickling bed | |||
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| trickling filter | |||
| 滴滤池: 58 phrases in 8 subjects |
| Agriculture | 1 |
| Earth sciences | 2 |
| Ecology | 11 |
| Engineering geology | 3 |
| Metallurgy | 2 |
| Oil / petroleum | 2 |
| Technology | 31 |
| Water resources | 6 |