China will reduce imports of metal raw materials

Xiao Chunquan, director of the National Development and Reform Commission of China, said that China's metal output has soared and the pace of mining development has been slow. The dependence on imports of raw materials will threaten China's economic development. The go.......

Shielded pump performance characteristics and selection (a)

Abstract The operating principle and structural characteristics of shielded pump are briefly introduced. The advantages and disadvantages of this type of pump are analyzed.

Keyword shielding pump characteristics selection

Performance Characteristic and Type Sel.......

Two-ton light truck should be the mainstream of future market


Annual production and sales of nearly 800,000 vehicles, accounting for 57.06% of the truck market share, accounting for nearly 20% of domestic car sales, which is China's light truck market. Mr. Gao, who has just purchased a two-ton light truck, believes that the two-ton light truck i.......