gun-barrel
名词 n.
英文释义
名词 n.
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Alternative form of gun barrel.
— The honey-combing of gun-barrels is caused by the residue, left by the exploded powder, setting up a galvanic action between the iron and steel composing Damascus and laminated steel barrels, or between the different grades of iron forming twist barrels.
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数据来源: Wiktionary