踏面擦伤 meaning in English

scotching of tread

The new inspection device for wheel tread flat in japan
日本新开发的车轮踏面擦伤检测装置
Numerical detection technology of wheel tread burning and peeling
轮对踏面擦伤及剥离数字化检测技术
Detection of the flats and peeliing of railway wheelset using laser sensors
基于激光传感的轮对踏面擦伤及剥离检测
Initial research on the automatic computer inspection system on wheel treads
对车轮踏面擦伤微机自动检测系统的初步研究
Research and experiment of the method for checking and measuring tread flats of wheels automatically
车轮踏面擦伤自动检测方法的研究和试验

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