英语词汇arch span是什么意思，arch span的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	arch span
释义	arch span　拱跨
随便看	casting crack casting cycle casting defect casting department casting design casting die casting director casting director casting director casting equipment casting film casting fin casting finish casting flask casting flaw casting gold casting head casting hopper casting iron enamel casting iron pan casting ladle casting lap casting lead model casting leakage casting lug

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