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On the morning of August 9, the opening ceremony of the first phase of 2021 vocational skills training for retired soldiers of Jining Industry and Information Technology Vocational Training College wa

In order to implement the "Guiding Opinions of the State Council on Further Expanding and Upgrading Information Consumption to Continuously Release the Potential of Domestic Demand" (Guo Fa [2017] No.

On June 18th, Sha Dongjuan, Vice Chairman of Jining City Federation of Industry and Commerce, Xie Yongjing, Office Director of Jining City Federation of Industry and Commerce, and his entourage visit

On June 9, the 2021 meeting of the School Enterprise Cooperation Committee of the Business School of Shandong Polytechnic Vocational College was held in the administrative building of the Shandong Pol

The bus system is also called RS485, and the branch system is also called 4-20mA model. The gas detector currently mainly uses these two wiring methods, each with its corresponding alarm host.

On April 29, a batch of suspended single hydraulic prop equipment was loaded in the fourth workshop of China Coal Group's intelligent equipment production and manufacturing, and then will be sent to a