Camping is becoming popular, instantly occupying the C-position in the moments and becoming a traffic code for social platforms.
Give a piece of land on which you can show off your personality and ...
The quality of vacuum pump oil depends on the viscosity and vacuum degree, and the vacuum degree depends on the value at different temperatures. The higher the temperature is, the more stable the v...
1. Basic types and characteristics.
Water ring pumps can be divided into the following types according to different structures.
■ Single-stage single-acting water ring pumps: single-stage means th...
At present,China’s energy consumption in the building sector accounts for 40% of the country’s total energy consumption, energy saving and emission reduction pressure is huge. The ̶...
TRP Double stage rotary vane vacuum pump is one of the fundamental vacuum acquiring equipment in vacuum applications.which is widely used in scientific research and teaching the require high or low...