The role of lighting in every family is self-evident. Regardless of the family, leaving the lighting is like returning to the ancient times hundreds of years ago, which brings a lot of inconvenience to our life. The life without lighting is undoubtedly ..

Leakage of liquefied petroleum gas (LPG) may pose a threat to life. Even at a low concentration, it can cause suffocation. When the concentration is high enough, it can cause fire or explosion. Another is that high levels of carbon dioxide can cause ..

Fingerprint identification is a necessary function of the new smartphone. In terms of security and convenience, fingerprint identification technology has been improved to a certain extent. At present, due to the size problem of fingerprint recognition s..

Apollo Sensor News: In today's increasingly competitive global market, efficient industrial production capacity usually depends on the speed, accuracy and reliability of each factory automation system. Even in areas with low labor costs, manufacturers a..

1. Characteristic of carbon dioxide and application fields of its sensors Our planet is surrounded by a layer of atmosphere, of which oxygen accounts for about 21%, 78% is nitrogen, and 1% is other gases. Among these 1% gases, a small part is carb..

& nbsp; at present, sewage and industrial wastewater are mostly treated by aerobic microorganisms, which must be decomposed into carbon dioxide, water and nitrate under aerobic conditions. In the treatment of industrial wastewater by activated sludg..

In tropospheric atmosphere, atmospheric pollutants mostly diffuse vertically or horizontally from the ground, while solar radiation, as an important driving force of atmospheric chemical reactions, transmits from top to bottom. Therefore, the study of a..