英语词汇“single lumen”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	single lumen
释义	single lumen 基本例句单腔 All lead castings were produced at first by hand in many cases from single cavity molds.起初所有的铅铸件都是手工生产的，而且在许多情况下都是使用单腔模具。
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