Twisting method for bevel gear thermal distortion


The test method test was divided into two groups of 8 gear samples each. One group adopts the conventional carburizing process, and is heated to 920 in the well type carburizing furnace for carburizing, and then cooled to 870 and directly discharged to the oil quenching, and then subjected

GIS pest warning special software

The special software for pest warning is the infrastructure of the plant protection project. It is the basic communication platform for constructing the entire system of monitoring and early warning of pests and diseases, and can comprehensively improve the level of information a

Xichai: Industry Transformation Market Regulation

Last year, the industry ranked third in the country rose to second place this year over the same period, the market share in the seven and similar enterprises in an increase of 4.5 percentage points ------- FAW Wuxi Diesel first quarter sales exceeded production The