短語詞組短語Material coil inner diameter 卷料內(nèi)徑coil outside diameter 帶卷外徑;線圈外徑Voice coil inner diameter 音圈內(nèi)徑Voice Coil Diameter 音圈直徑coil diameter detector 帶卷直徑檢測(cè)器effective coil diameter 有效線圈直徑;線圈等效直徑coil diameter measurement 測(cè)徑unwind coil diameter 開卷卷徑 返回 coil diameter