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单词 proof-mark
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proof-mark
proof-mark n. (a) a mark stamped on a firearm to show that it has been satisfactorily tested; (b) (in testing gunpowder) a mark made on the ribbon by which the recoil is measured, showing the strength of powder of the standard quality (obsolete).
ΚΠ
1743 Rep. Cases King's Bench Reign Queen Anne 2 989 Mr. Richardson pray'd a mandamus to the master and wardens of the company of gun-makers, to cause them to give a proof-mark to J. S. a freeman of the company, without which he cannot sell his guns.
1782 Philos. Trans. 1781 (Royal Soc.) 71 300 If the ribbon is drawn out as far or farther than the proof mark, the powder is as good or better than the standard.
1858 W. Greener Gunnery in 1858 251 On arms of the first and third classes the definitive proof mark and view mark shall be impressed at the breech end of the barrel.
1994 Outdoor Canada May 12/3 I haven't seen a Santa Barbara action for a good many years... By its proofmarks, yours appears to have a curious combination of pre-1931 as well as post-1931 Spanish Eibar marks, although all seem to indicate that the rifle was properly proofed.
2004 Field Sept. 80/2 J Purdey & Sons 12-bore self-opening sidelock non-ejector..(pre-1887 proof marks possible replacements by another), spuriously engraved [etc.].
extracted from proofn.
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更新时间:2024/9/20 22:36:20