| 单词 | steam-valve |
| 释义 | > as lemmassteam-valve C3. In the names of the various contrivances for containing, conveying, or regulating the steam in a steam-engine, as steam-box, steam-case, steam-chamber, steam-chest, steam-cock, †steam-course, steam-cylinder, steam-dome, steam-gauge, steam-pipe, steam-port, steam-stack, steam trap, steam-valve, steam-way, etc. ΚΠ 1765 Watt in Muirhead Invent. Watt (1854) I. 4 The moment the steam-cock was opened, the piston descended with rapidity. 1769 Watt in Muirhead Invent. Watt (1854) I. 53 To-day I stopped the neck of the steam-pipe where it enters the cylinder. 1769 Watt in Muirhead Invent. Watt (1854) I. 73 The size of the steam-valve is six square inches. 1797 J. Curr Coal Viewer 41 A steam chest [in a fire-engine] upon a good construction, (a) being the steam valve. 1825 ‘J. Nicholson’ Operative Mechanic 181 C, the steam-gauge. 1825 ‘J. Nicholson’ Operative Mechanic 207 Fans..opening and closing the steam-course. 1838 Civil Engineer & Architect's Jrnl. 1 139/2 The jacket of an 80-inch steam cylinder. 1839 R. S. Robinson Naut. Steam Engine Explained 51 Sliding the valve up or down will permit this steam to enter the cylinder, either by the upper or lower steam port. 1873 G. E. Webster Steam Eng. & Steam i. 61 The Steam Dome serves the purpose of drying the steam. 1875 E. H. Knight Pract. Dict. Mech. Steam-way, a passage leading from the steam-port of a valve to the cylinder. 1877 E. H. Knight Pract. Dict. Mech. Steam-trap, a self-acting device for the discharge of condensed water from steam-engines or steam-pipes. 1935 J. Joyce Let. 28 Aug. (1957) 381 I would also like a pleasure yacht with a steamstack. 1955 Times 12 July 1/6 Before ordering any steam trap ask for its expectation of life. It is no use saving on steam equipment to pay it out later servicing traps. < as lemmas |
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