Variable displacement pumps are variable displacement pumps. The variable displacement pump may be a single-acting vane pump, a radial piston pump or an axial piston pump, wherein the radial piston pump includes a piston eccentric type and a shaft eccentric type, and the axial piston type i.......
"These sanitation vehicles are very advanced. One can be equivalent to two or three sanitation workers." On September 20, 2010, 15 special sanitation equipment was opened at the entrance of the Hunan Zhuzhou City Committee and formally joined the new district sanitation. .......
After the popularity of passenger car sales in 2009, the performance of commercial vehicles in 2010 may be even more eye-catching than passenger cars! In the first quarter of this year, regardless of whether heavy trucks, light trucks, or large and medium-sized passenger vehicles, the pro.......
At the just-concluded Global Auto Forum, Edward Prescott, the 2004 Nobel Prize winner in economics and Federal Reserve economist, boldly predicted that by 2030, China’s economic growth rate will slow down, but then it will be four times as rich as it.......
On November 30, 2010, the 2010 “Green Combustion Engine†and “Top 10 Diesel Engine Brands†awards ceremony were held at the National Convention Center in Beijing. A total of 18 sets of product awards were awarded for this year, and Dongfeng Chaochai’s N.......
In the next few years, Sibur polymer production capacity will increase by two times. In 2009, th.......
Now the laptop battery is divided into a portable 4-cell, a common 6-cell 8-core and a high-end notebook 9-cell lithium battery. Due to the nature of lithium-ion products, it is no longer like Ni-MH batteries that have the characteristics of “good memo.......
Global solar cell output.......