On-site batching calculation and batching operation (2)

Second, after the production of ingredients adjustment calculation and operation After the sintering machine is put into production, the conditions in all aspects are changing. In order to maintain a certain degree of sinter alkalinity, adjustments must be made continuously, but the reasons for fl

Research on Pitting and Shedding of Tooth Surface Fatigue

Affected by surface topography, due to the presence of surface microprotrusions, the pressure P distribution of the contact zone changes from an elliptical distribution to a higher-order pressure Pa distribution, as shown. The force on each microprotrusion increases with its height, and the radius

Clearance of pilot tax policy for operation reform

On the 27th, the Ministry of Finance and the State Administration of Taxation jointly issued the "Circular on the Taxation Policy for the Implementation of the Business Tax for the Renovation of Value-Added Taxes in the Transportation Industry and Some Modern Service Industries in the