1. What are the advantages and disadvantages of SOHC in DOHC?
The design of DOHC can make the angle of the flap more suitable for the shape of the combustion chamber, so the overall flap area can be increased, each flap is lighter, inertial mas.......
Overcapacity has always been a chronic problem in the development of the industry. Now it has become the most important issue that restricts the development of.......
If you want to ask which chemical industry's days are not so good this year, soda ash should be one. At the 2013 China Soda Industry Association 2013 General Meeting, many busi.......
Inert gas shielded welding methods for repairing or reconnecting damaged parts or spare parts include various butt welds, lap welds, flange welds, plug welds, and spot welds. Each type of weld can be welded in several different ways. The method used.......
According to statistics, wet corrosion is one of the biggest headaches for users of the chemical industry. It is slightly careless, a