字典網>> 英漢字典>> S開頭詞條>>single-beam crane的意思 漢英字典single-beam crane中文翻譯：【化】 單梁起重機英文字典相關詞條：single-point grounding single ion monitoring single welded joint single vote single rate for entire factory single line wholesaler single-strand polymer single-precision number single sweep tee single acting