Ultra-low temperature refrigerator common faults and exclusion
Ultra-low temperature refrigerator Although the refrigeration system and the con…
JDB oil-free bearing profile
Metal-based inlaid solid self-lubricating bearings (referred to as JDB) is a new met…
Yuchai Group and Tianjin University formally signed a strategic cooperation agreement
On June 15th, Yuchai Group and Tianjin University formally signed the school-enterprise …
Chongqing-made micro-car passed the EU IV certification
Chongqing made “Dongfeng Xiaokang†become the first miniature car in China th…