| 单词 | water-jet pump |
| 释义 | > as lemmaswater-jet pump water-jet pump n. (a) a pump for producing a powerful jet of water; (b) a pump in which a jet of water exiting an internal nozzle creates a zone of low pressure in order to suck in and pump out another fluid.James Thomson's device (see quot. 1859) was described in Rep. Brit. Assoc. Advancem. Sci. 1852 (1853) Communications to Sections 130–1, but the term water-jet pump does not appear there. ΚΠ 1855 Pract. Mech. Jrnl. 8 213/2 An ingenious fire-engine, or water-jet pump, of three cylinders working in concert, has recently made its appearance in America. 1859 W. J. M. Rankine Man. Steam Engine ii. vii. 213 Contrivances depending on the same principle with this machine have long been known; but the water jet pump, in its present form, was invented by Professor James Thomson. 1892 Engin. Mech. 14 292/2 The eductor, or water jet pump..contains a nozzle for the delivery of the high pressure water. 2010 W. H. Hager Wastewater Hydraulics ii. 40 The water from the upstream branch is sucked in by the incoming lateral flow, similar to a water jet pump. < as lemmas |
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