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On October 30th, the 2019 China International Agricultural Machinery Exhibition with the theme of “Mechanization and Agricultural and Rural Modernization” was grandly launched at the Qingdao World Exp

In order to promote the high-quality development of technical education in Jining City, better serve the city's new and old kinetic energy conversion and industrial restructuring, according to the spi

Do you like to eat beef jerky? I believe most people's answers are yes. Beef is popular because of the nutrients of beef. It contains protein, vitamins and minerals. It is also found in the source of

As far as we know, the working principle of the continuous rolling vacuum packaging machine is vacuum-sealing-delay-deflation. It is driven by the forward movement of the chain

On the afternoon of October 19, the first three quarters of the China Coal Group e-commerce company was held in the conference room on the second floor of the Group Office Building. Li Zhenbo, Executi

The vacuum packaging of food we usually see, in fact, it is impossible to reach a complete vacuum state, but only a certain degree of degassing and decompression, and can be extended by 3 to 5 times u