单词 | sub-piston |
释义 | > as lemmassub-piston sub-piston n. Brit. /ˈsʌbˌpɪst(ə)n/ , U.S. /ˈsəbˌpɪst(ə)n/ ΚΠ 1880 Appletons' Cycl. Appl. Mech. II. 616 The same plan of cushioning is also applied to the sub-pistons which operate the valve. 1900 G. D. Hiscox Horseless Vehicles 66 When the ports in the sub-piston close. 2001 Cryogenics 41 422/1 (caption) Superfluid shock test tube facility: (1) MO-main valve; (2) high-pressure chamber; (3) sub-piston; (4) main-piston. < as lemmas |
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