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单词 θ163551
释义
society > armed hostility > military equipment > weapon > device for discharging missiles > firearm > parts and fittings of firearms > [noun] > breech > part to prevent escape of gas (3)
gas check1856

a sealing device to prevent escape of combustion gases around or behind the bullet in firing a gun; esp. a thin cap or cup fitted to the base of a…

Broadwell ring1867

A kind of circular gas-check for use in cannon and small arms.

gas ring1880

(a) a gas burner comprising a series of gas jets arranged in a circle, typically forming part of a cooker or hob; cf. ring burner n. at ring, n.1

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