The profile of the rack and the geometrical projection of the rack profile formed by the movement of the grinding wheel when the CNC gear grinding machine grinds the right-handed bevel gear. It can be seen that in order to form the helix angle and the taper angle of the bevel gear, the gri.......
In the normal use of electronic products, we should all know that electronic products can not be damp, if it is after the damp will affect the normal operation of the product&#.......
According to the steps, the thermal analysis of the three heat dissipation structures designed in the front is carried out under natural convection and forced convection (with a cooling fan). Thermal analysis of the thermal conduction plate scheme In the thermal simulation analysis, the t.......
Geneva-related sources on January 18, 2016 said that after the recommendations of Japan and Germany, the UN agency responsible for vehicle management has recently begun drafting a new set of international safety regulations to re.......
Gas flow switch A wide range of applications, low power consumption, mobile design, with display, can achieve network of conventional metering equipment. The device is suitable for monitoring of gas flow in hospitals for clinical oxygen supply monitoring and.......
China is to extend the compulsory education to encompass high schools nationwide by 2020, according to The Guideline for Popularizing High School Education (2017-2020),.......
2 When Shandong Huaju Energy Co., Ltd. reduces the flow, the performance curve of the axial fan has a pressure drop zone, forming a saddle-shaped area. For a fan with a small change in operating conditions, the fan can be operated near a high efficiency point. However, for a fan with a la.......