This paper puts forward a method of ultrasonic on-line monitor to detect the uneveness of the thickness of shielded electric or optic cable sheath ,and verified by sample machine developed.

• 本文研究了超声测厚用于对具有屏蔽层的光电线缆护套厚度均匀性的在线检测方法,并通过研制的样机进行了验证。