| 单词 | butterfly valve |
| 例句 | At higher speeds with the butterfly valve opened further the priming well ceases to operate and the compound nozzle drains the well and compensates correctly for any motor speed. Aviation Engines Design?Construction?Operation and Repair 2011-12-04T03:00:04.777Z A small anchor splashed into the river, while Jack, putting on an old jumper and overalls, kept for such emergencies, took off the carburetor and proceeded to examine it, from cork float to butterfly valve. The Motor Girls at Camp Surprise The Cave in the Mountains 2011-06-16T02:00:18.377Z Note the butterfly valves in the ∪-shaped air intakes. The First Airplane Diesel Engine: Packard Model DR-980 of 1928 In slow moving engines the bucket valve is generally of the spindle or pot-lid kind, but butterfly valves are sometimes used. A Catechism of the Steam Engine In the secondary system A is a cold-air passage, T a butterfly valve and J a gasoline jet discharging into the cold-air passage. Aviation Engines Design?Construction?Operation and Repair 2011-12-04T03:00:04.777Z |
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