字典網>> 英漢字典>> L開頭詞條>>length of thread engagement的意思 漢英字典length of thread engagement中文翻譯：【化】 螺紋嚙合長度字典網英文字典相關詞條：lengthy length of string length of pretection length-to-diameter(ratio) length of name lengthened coupling length word length of oil length specification length