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| catchpit; drain pit (drain sump) | |||
| offset well | |||
| catch-pit | |||
| gulley; gully | |||
| dewatering sump; discharging well; gully pot; negative well; water disposal well | |||
| drainage well; well drain; bleeder well; drainage sump; relief well; drain pit | |||
| drain well | |||
| blind catch basin; dewatering tank; drainage pit; drainage shaft; draining well; dry well; gulley pot; pumping shaft; sump well; sump pit | |||
| catch pit | |||
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| catch-pit | |||
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| drainage well | |||
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| drywell | |||
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| relief well | |||
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| offer well | |||
| 排水井: 127 phrases in 17 subjects |