The long-term allowable cable current rate refers to the current value when the current in the cable passes through, and the temperature of the cable conductor reaches the long-term allowable opera...
Wire is related to the homes of life and property safety and normal operation of almost all industries can special goods, use scope is extremely widespread, especially in the temporary thread and a...
in 2020 was grandly opened in Shenzhen Convention and Exhibition Center on September 2, 2020. Where many domestic and foreign industry brands displayed cutting-edge production and processing equipm...
