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单词
antiflooding interceptor
释义
antiflooding interceptor
backwater valve, backflow valve
A type of check valve in a drainage pipe; reversal of flow causes the valve to close, thereby cutting off flow.
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hwmost
hwmp
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hwmuw
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hw/mw
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hwnc
hwncbm
hwnd
hwnif
hwnins
hwnms
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hwn-rmq
hwo
hwoa
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更新时间:2025/11/7 19:19:57