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| 供水分布系统 | |||
| 配水系统 | |||
| 配水管网 | |||
| 配水网; 配水设施 | |||
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| 配水系统 (对社区和工业供水的管道系统。) | |||
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water distribution system : 15 phrases in 3 subjects |
| Environment | 1 |
| Nuclear and fusion power | 3 |
| Technology | 11 |
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