The latest research by scientists at Wake Forest University has made humans a big step in finding solutions to energy problems. Scientists at the Center for Nanotechnology and Molecular Materials have increased the efficiency of plastic solar cells to more than 6%. In an article t.....

The most important function of the servo system of CNC machine tools is to ensure the output speed and distance to accurately duplicate the input requirements. In order to ensure the realization of this function, the servo system of the CNC machine tool basically includes a current co.....

On June 2nd, the author took part in the professional training for “Cleaner Production and Cleaner Production Auditing.” With the professor’s know-how, we are deeply impressed that clean production is imperative and energy saving and emission reduction are a long way off. Since .....

Since entering this year, the light truck industry has become more competitive. Under the strong impact of new entrants, the market share of the old light truck companies is constantly eroded. With the gradual convergence of marketing methods, it has become an old-fashioned company's focus to.....

An obvious feature of the urea market this year is the lack of prosperity in the peak season. Originally, April and May were peak seasons for using fertilizers throughout the year, and the increase in prices was the basic trend. However, in April and May of this year, the urea market traded tepid, .....

Aiming at the design and operation mode of quality adjustment, quality mixing adjustment or distributed adjustment commonly used in domestic and international primary circulation pumps, an innovative energy-saving control system has been developed after 5 years of development and test in China. It .....

Small submersible pump compact and lightweight, farmland irrigation and water can not live farmer. In order to avoid accident during use, extend the service life, to play its excellent performance, the use should pay attention to the following seven points: 1, install the leakage protector Leakage .....