The National Bureau of Statistics officially announced the 31 provinces in the first three quarters of 2015. Statistics show that the total GDP of Guangdong in the first three quarters exceeded 5.2 trillion yuan, the highest in the country. The sum of the total GDP of the 31 provinces in t.......
Petroleum/Chemical General Machinery Shengli Petroleum Administration Yellow River Drilling Company (Dongying, Shandong 259096) Li Haiying Li Kening Qu Jian Suyang accident, from the scene combined with electrical schematics for investigation and analysis, to identify the cause of the acc.......
Design and Optimization of Air Compressor Comprehensive Performance Test Bench Zhu Xiangzheng, Yu Xiaoming, Qiu Jinyou, Lei Huiyu (Shanghai University of Technology, Energy and Power Engineering, Shanghai 200093) Test of quantity, noise, vibration and other properties. Apply PLC control t.......
Several tons of suction trucks cost-effective and economically beneficial
Suction trucks have become one of the must-have models for environmental companie.......
Technology Forum Grinding Wastewater Pool Compressed Air Outage Reconstruction Wang Xuebo Zhang Shenglin Chang Zengliang (Henan Ancai High-Tech Co., Ltd., Anyang 455000, Henan Province) has stopped the compressed air in the grinding wastewater tank and saved a lot of electric energy.
.......Recently, the reporter learned from Yangzhou University, College of Chemistry and Chemical Engineering, led by Yang Zhanjun, an associate professor of the university, has made important progress in key technologies for efficient back-passivation of MWT polycrystalline cells. The technology.......
Large-size logistics is a special industry, often dealing with behemoths, which imposes higher requirements on vehicle performance and driving: flexible control, smooth running, and reduced braking, especially emergency braking frequency is particularly important. The heavy truck Del.......
High-frequency infrared carbon-sulfur analyzer for
The price of domestic titanium dioxide has fallen below the cost line. Currently, the rutile-type ton price is in the range of 9500 to 10500 yuan, and the anatase type is in the range of 8300 to 9300 yuan. At present, there are disagreements regarding the industry's views as to whether.......
The dust particle counter is an instrument for measuring the number of dust particles and the particle size distribution in the unit air volume in a clean environment. Dust particle counters are widely used in medicine, electronics, precision machinery, color .......