steel-door-supplier

introduction The 11th Five-Year Plan is a crucial stage for China to achieve the development goals of the first 20 years of the 21st century. In this development process, agricultural modernization has become an important aspect that affects the overall development. Agricultural mechanization is th ---MORE---

The motor is an electromagnetic-mechanical energy conversion device. In order to study the mechanism of energy conversion in a rotating electrical machine, it is necessary to have a clear understanding of the magnetic field distribution in the motor (especially the air gap magnetic field and the ma ---MORE---

Figure 1 Thin wall sleeve The processing of thin-walled deep-hole parts is difficult, especially the processing of high-precision sleeves is more difficult. Our company has a sleeve part as shown in Figure 1. The design requirements are strict, the processing precision is high, and the early st ---MORE---

On the 23rd, Premier Wen Jiabao of the State Council presided over the State Council executive meeting to discuss and adopt in principle the "Promotion of the Central Region's Rise." The meeting pointed out that the central regions including Shanxi, Anhui, Jiangxi, Henan, Hubei and ---MORE---

China news agency, Beijing, September 18 (Reporter Yu Lin) The Fourth Plenary Session of the 17th CPC Central Committee issued a plenary meeting in Beijing on the 18th, stating that China's economic development is still at a critical stage of maintaining growth and continuing to implement a p ---MORE---

On October 9, the opening ceremony of the Beijing University of Aeronautics and Astronautics-Sandvik Coromant strategic cooperation was held in the conference room of the new main building of Beihang. At the launching ceremony, Vice President of Beijing Airlines Tang Xiaoqing and Lennart Lindgre ---MORE---

Xinhua News Agency, Shenyang, September 25 (Reporter Wang Jun) According to Shenyang Customs statistics, from January to August this year, Liaoning Province exported 12,654 metal processing machine tools (referred to as machine tools, the same below), down 36.9 compared with the same period last ---MORE---