短語詞組短語transmission electricity line 輸電線路;送電線路transmission -line attenuation [電訊]傳輸線衰減bedirectional transmission data line 雙向傳輸數(shù)據(jù)線路multiple transmission -line 多傳輸線broadband transmission -line 寬帶傳輸線transmission cooler line 變速箱冷卻管路Transmission capacityof line 線路輸送能力 返回 transmission line