On February 9th, China's first 2200 horsepower light high-pressure mud pump with completely independent intellectual property rights successfully completed 100 hours of reliability test and various functional tests in China Petroleum Baoji Petroleum Machin…
On December 20, 2013, a forum for the commercialization of new energy vehicles was held in Beijing. Minister Wan Gang of the Ministry of Science and Technology attended the meeting. From the representatives of Putian, Cainiao, Shentong Express, Shanghai Wanxiang Logis…
The use of bioavailability in soil ecological environment
The study of bioavailability has great significance in the soil environment. Bioavailability plays an important role in improving the soil environment and improving soil nutrients and trace elements. Today we wil…
Road sweepers, also known as sweepers, sweepers and vacuum cleaners, are there any differences between road sweepers and vacuum cleaners? In fact, this is very easy to distinguish. As far as the Dongfeng Road Sweeper is compared with the Dongfen…
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At present, there is no unified standard for the term "special car" in the world, and the understanding of the term "special car" varies from country to country.
Known as “Special Type of Vehicle†in the United S…
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