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| 1 | high rate filter | 高速散水濾床 | |||
| 2 | high rate sprinkling filter | 高速散水濾床 | |||
| 3 | high rate trickling filter | 高速散水濾床 | |||
| 4 | high speed trickling filters | 高速散水濾床法 | |||
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|---|---|---|---|---|---|
| 1 | high rate filter | 高速散水濾床 | |||
| 2 | high rate sprinkling filter | 高速散水濾床 | |||
| 3 | high rate trickling filter | 高速散水濾床 | |||
| 4 | high speed trickling filters | 高速散水濾床法 | |||