Finishing (such as cutting) of the machined surface by the relative movement of the lap and the workpiece under a certain pressure by the abrasive particles coated or pressed onto the lap. Grinding can be used to process a variet…
At present, the water ring vacuum pump is a vacuum equipment that is widely used, easy to operate, and excellent in efficiency. It is attracting more and more attention. In the process of use, everyone can continuously improve th…
1. The selection of liquid medium in the cryostat should meet the following principles: When the working temperature is 5 ~ 85 °C, the liquid medium is generally selected from water; when the working temperature is 85 ~ 95 …
Nowadays, people's living standards have improved, and the pace of life has accelerated. Few people have steamed their own steamed bread at home. Almost all of them buy steamed bread in Shantou. It is convenient and affordabl…
1. When purchasing new parts, pay attention to the quality of parts and identify fake and defective products; carefully check whether the parts have defects such as rust, cracks, deformation, etc., and whether the surface size me…
One must check the quality certification mark. Most of the good agricultural machinery products have obtained the certificates and badges issued by the relevant technical appraisal departments of the state. Such …
According to the “Jiangsu Province Water Conservancy Science and Technology Outstanding Achievements Incentive Measuresâ€, the Nanjing Agricultural Mechanization Research Institute of the Ministry of Agriculture and th…
The service life of various hydraulic valves in the hydraulic support is very low. The way and solution for solving the problem abroad is to improve the filtration precision of the system and improve the quality of the emulsion, …
The dryer is one of the washing machines and is generally used to remove moisture from the material after the water has been eluted. Most dryers include a rotating drum that is driven by a belt with hot air around the drum to eva…