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单词 Richards's indicator
释义

Richards's indicator

noun

Rich·​ards's indicator
ˈrichə(r)dz(ə̇z)-
: a steam-engine indicator using a straight-line reducing motion between the working piston and the recording stylus or pencil which makes it suitable for use on high-speed engines

Word History

Etymology

after Charles B. Richards †1919 American engineer, its inventor

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更新时间:2026/6/13 16:01:53