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deadend adj.行不通的;沒出路的。

deadening

The 2300 direct operated reducing valve is designed for deadend water service where the flow is intermittent and changes rapidly , as on domestic water systems 系列2300直接操作減壓閥適用于室內水系統流量有間歇性變化和變化迅速的終端水應用場合。

We are looking at a problem and trying to solve it and it seems there is a deadend , an “ aporia ” 我們考慮一個問題并試圖解決它的時候,似乎走進了死胡同,一個“難點” 。