Uses of vacuum pumps [ edit ] Vacuum pumps are used in many industrial and scientific processes including: Composite Plastic moulding processes (VRTM)[1] Driving some of theflight instrumentsin older and simpler aircraft without electrical
Internal calibration and External calibration for electronic balance Electronic balance with Internal calibration: 1, Balance should be preheated, the time is about 2-3 hours. 2, The balance should be horizontal, otherwise you must adjust g
The differences between fluorescence microscope and optical microscope Application: Fluorescence microscope and optical microscope is different, it is not the ordinary lighting on the samples, but the use of certain wavelengths of light (ty
The 9 common sense of Rockwell hardness tester 1, Rockwell hardness elastic deformation effect on the hardness values: Rockwell hardness up to 0.5HR effect of elastic deformation on hardness value, so we must pay attention to the frame rigi
Pesticides are widely used in agricultural production to prevent or control pests, diseases, weeds, and other plant pathogens in an effort to reduce or eliminate yield losses and maintain high product quality. Although pesticides are develo
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