. When repairing and replacing parts according to the above table, it must be determined that the pressure in the air compressor system has been released, separated from other pressure sources, the switch on the main circuit has been disconnected, and the safety sign that the switch is not allowe

The 62-meter concrete pump truck donated by Sany Heavy Industries to Japan's Tokyo Electric Power Co., Ltd. praised the Japanese users. Since then, Tokyo Electric Power Co. Ltd. has intended to order 30 concrete pump trucks of more than 56 meters from Sany Heavy Industry. What impact

At the monthly meeting of the China Association for Science and Technology periodical held on November 29th, a paper entitled “Speed ​​Wave Type Rotary Ultrasonic Motor for Speed ​​Stability” was published in the “Journal of China Electromechan

The National Bureau of Statistics announced the national general machinery sales revenue in October. From January to October this year, China's general machinery sales revenue totaled 331.118 billion yuan, a year-on-year growth rate of 31.03%, a slight decline from the 31.22% from Janu

On December 1, 2011, SAIC Iveco Hongyan Commercial Vehicle Co., Ltd. and Jingzhou Hengsheng Automotive Systems Co., Ltd. held a signing ceremony of the steering gear cooperation project, and signed a memorandum of intent for the establishment of Chongqing Henglong Hongyan Automobile Steering Syste

Some people use the phrase “it isn’t revived, it's hard to be another morning” to describe the current Chinese construction machinery market. It sounds pessimistic. However, one thing has to be admitted that under the combined influence of domestic and foreign factor

In order to enhance international competitiveness, achieve sales and increase profits, Denso has made the following organizational structure adjustments, effective from January 1, 2012. First, Denso intends to integrate its engine electrical system business and ultra high voltage component

The Inner Mongolia Autonomous Region has recently formulated and issued an implementation opinion to promote the sustainable and healthy development of the rare earth industry, marking the formal determination of the development target of the rare earth industry in Inner Mongolia. By the end of th

1 Involute mathematical model Involute is the trajectory AK of any point K on the line when the line BK is purely rolling along the circumference. According to the characteristics of the involute, we can get the mathematical formula of the involute x=rb(cos sin)y=rb(sin-cos) where x, yk point coor

YQ-1 high-voltage electronic pulse detector is a new generation of security products. Compared with some traditional security products, it has the advantages of low false alarm rate, no limitation of terrain and environment, and high safety. At present, domestic security products are divi

High performance liquid chromatograph is a frequently used instrument and equipment in the experiment, qualitative and quantitative analysis of substances, especially in the analysis of environmental pollution has an important application. However, many people are not very clear about the

On April 1, 2011, Kumho (China) Tire announced the recall, and Kumho became the first tire recall company in China. Up to now, 270,386 tires have been replaced. These include products that are not within the scope of the recall, but that are hidden due to positioning or wear. In addition,