Hydraulic retarder boosts the quality of domestic commercial vehicles


Improve safety quality, prevent brake failure

The phrase “it is easy to go uphill and difficult to go downhill” is not only suitable for tourists who like hiking and is also suitable for cars driving downhill on the Panshan Highway. Continuous long downhill slopes are

PLC-based ultrasonic automatic flaw detection system

Abstract : This paper introduces the application of programmable logic controller (PLC) in the automatic ultrasonic flaw detection system of axles, and elaborates the hardware control and software of the system.

0 foreword Programmable logic controller (PLC) is a new type of industrial