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| aerobic treatment | |||
| aerobic treatment The introduction of air into sewage so as to provide aerobic biochemical stabilization during a detention period (在滞留期将空气引入下水道以便提供有氧生化储备。) | |||
| oxygen-demanding pollution | |||
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| aerobic treatment | |||
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需氧处 理 : 16 phrases in 7 subjects |
| Agriculture | 1 |
| Ecology | 3 |
| Engineering geology | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Technology | 8 |
| Textile industry | 1 |
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