| 单词 | headbay |
| 释义 | > as lemmasheadbay headbay n. a stretch of water immediately above a lock or dam; cf. tail-bay n. (b) at tail n.1 Compounds 2. ΚΠ 1837 D. H. Mahan Elem. Course Civil Engin. 201 The head-bay is enclosed between two parallel walls, which form a part of the side walls of the lock. 1914 Engin. News 12 Nov. 961/2 The power bays are simple vertical cells divided by a floor..which separates the headbay from the tailbay or draft-tube section. 1999 J. E. Hite Model Study Marmet Lock Filling & Emptying Syst. ii. 12 Skimming weirs located in both the headbay and tailbay maintained essentially constant upper and lower pools during filling and emptying operations. < as lemmas |
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