The use of the latest type of personnel access management system, in order to build a &quo ......
Conductive plastics are functional polymer materials that are mixed with resins and conduc ......
For the observation of the consumer market, consumers’ choice of sanitary products ......
According to reports, the European Union is considering issuing a new labeling law in the ......
Looking outside: In recent days, reports about the United States' anti-dumping and cou ......
ã€Aluminium Road Network】 This is a time of embarrassment. Outdoor noise, like the imp ......
[Aluminum Road Network] Recently, engineers at Oregon State University have found a way to 3D prin ......
Business Club November 23 News November 22, Sinopec Economic and Technical Research Instit ......
Type of gate valve Gate valve type, according to the sealing surface can be divided into wedge gate ......
“At present, opinions and assessments have already been carried out.†On Septe ......
Inhalation of air is a common high-temperature gear pump failure, the following to exclude the inhal ......
Soft seal gate valve, also known as the lifting rod valve (also known as rod valve). Trapezoidal thr ......