| 单词 | feed check valve |
| 释义 | > as lemmasfeed check valve feed check valve n. (also feed check ellipt.) a valve placed between the feed-pipe and the boiler, to prevent return of feed-water. ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > boiler > [noun] > parts of > valves safety valve1744 clack1829 government valve1837 fusible plug1874 feed check valve1895 1895 Daily News 17 Dec. 3/5 To repair feed check valve. 1908 Westm. Gaz. 25 Apr. 2/3 Off they went into the stokehole, where the Third put two of them to mind the feed-checks. < as lemmas |
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