| 单词 | needle valve |
| 释义 | > as lemmasneedle valve needle valve n. a valve worked by a narrow pointed rod fitting into a conical seating. ΘΚΠ society > occupation and work > equipment > machine > parts of machines > control(s) > [noun] > valve > needle needle valve1886 pin valve1903 1886 Science 22 Oct. 366/1 The base of the burner is provided with a stationary needle-valve surrounded by a vertically adjustable jet-tube. 1925 N. E. Odell in E. F. Norton et al. Fight for Everest: 1924 362 The pressure gauge was connected close to the mouths of the cylinders on the back [of the breathing apparatus], and the rate of flow regulated by a needle-valve close beside it. 1991 Model Engineer 15 Mar. 309/3 Since the barrel carried the needle valve along its axis, closing the throttle also closed the needle valve. < as lemmas |
| 随便看 |
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。