单词	hairspring
释义	hairspring noun hair·​spring ˈher-ˌspriŋ  : a slender spiraled recoil spring that regulates the motion of the balance wheel of a timepiece Example Sentences Recent Examples on the Web The Streamliner Tourbillon Vantablack Gold is driven by the automatic caliber HMC 804, equipped with a double hairspring, designed and produced in-house by H. Moser & Cie’s sister company Precision Engineering AG. Carol Besler, Robb Report, 24 Aug. 2022 It is also equipped with a Parachrom hairspring for greater resistance to shocks and temperature variations. Rachel Cormack, Robb Report, 25 July 2022 The double-barrel function includes an Original Straumann hairspring and an interchangeable Moser escapement. Demetrius Simms, Robb Report, 15 Feb. 2022 Several years in the development, the new 330-part UN-621 mechanical caliber is Ulysse Nardin’s first in-house automatic striking movement to be powered by the automatic flying tourbillon with a silicon hairspring, anchor, and escape wheel. Roberta Naas, Forbes, 28 Dec. 2021 The movement is the manufacture caliber MT5400, an automatic chronometer with a non-magnetic silicon hairspring. Carol Besler, Forbes, 24 June 2021 Inside is the caliber 3230, featuring Rolex's signature Chronergy escapement and a blue Parachrom hairspring, with a power reserve of 70 hours. Carol Besler, Forbes, 7 Apr. 2021 See More Word History First Known Use 1830, in the meaning defined above
随便看	partheno- parthenocarpic parthenocarpies parthenocarpy parthenocissi Parthenocissus parthenocissuses parthenocissusses parthenogeneses parthenogenesis parthenogenetic parthenogenetically parthenogenic parthenogenies parthenogeny parthenogenyes parthenogenys parthenogonidium Parthenon parthenons parthenoparous Parthenope parthenopid Parthenopidae parthenospore

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