1、Optic fiber is now the preferred transmission medium for long-haul trunks.
光纖已是長途干線的首選傳輸媒質。

2、As the transmission medium contains easy winding or bunching of the fiber material.
由于被輸送的介質中含有易纏繞或聚束的纖維物。

3、When hope in a wide temperature range of use, transmission medium viscosity index should be higher.
當希望在某一較寬的溫度范圍內使用時，輸送介質的粘度指數(shù)應該高些。

transmission medium翻譯