Using the idea of Payword, the new concept of master-slave payword chain (MSPC) is proposed in this article.MSPC consists of one master payword chain and one sl
Projection welding is a variation of electric resistance welding with the dynamic changes of the flow paths for heat and electrical properties with changing tem
One optical fiber transmission system is designed.The modularization optical fiber transmission adapters were utilized in the system,so the system structure cou