This paper introduces several representative railway wheel UT systems developed in the recent years, and analyses their characteristics and disadvantages.
The Sensor Design of Automatic Test Online With Move System of Railway Wheel;
随动式火车轮自动在线检测系统的传感器设计
Objective: To analysis the effect of disinfecting classroom and train carriages with perglutaric acid and determine the frequency and available dose of this disinfectant in disinfecting public rooms.