The hydraulic control valve is a hydraulic pressure control valve. The hydraulic control valve consists of a main valve and its attached conduit, pilot valve, needle valve, ball valve and pressure gauge. According to the purpose of use, function and place can …
For Volvo, its ambiguity over the years has finally dawned.
At the just-concluded 2013 Frankfurt International Motor Show, Volvo released a new concept car, Thomas Thomas, the senior vice president of design for the Volvo Group. He told reporters: "The world concept car is b…
★ Notes on car braking ★ | |
![]() ![]() China Drying Network Drying is a unit operation that consumes a considerable amount of energy in the industry. According to records, 14% of industrial energy consumption in develop…
An important step has been taken in the domestic production of polyethylene catalysts in China. As of July 8, the largest gas-phase full-density polyethylene pilot plant built by the China Petroleum and Petrochemical Research Institute has produced 400 kg of polyethylene products. The first b…
![]() Tank structure features |