英语词汇“junk-ring”的英文翻译、意思、用法、释义-英汉汉英词典-喷码机网

单词	junk-ring
释义	詞目：Junk-ring 1908顏惠慶英華大辭典Junk-ringn.1A steam-tight packing round the piston of a steam-engine, 壓環, 活塞圈, 抑環壓, 鞲韛壓環(汽機的)壓環、活塞圈、抑環壓、鞲韛壓環(汽機的)p 1278　1908顏惠慶英華大辭典　1筆壓環junk-ring packing ring packing rings
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