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Shenzhen Topband Auto Co.,Ltd. is a sub-company of Shenzhen Topband Co., Ltd, specializes in R&D and manufacture of automotive electronics products for after market. It was listed in Shenzhen stock exchange market with stock code as 002139. After over ten years fast development, now Topband has about 2500 employees. We have our own industrial park, floor area over 50,000 square meters. It is the TOP intellectual control solution provider in China.
Magnetic level gauges likewise referred to as magnetic level indicators, MLI, are in prevalent use throughout many industries.
These gauges were initially made using glass based gauges. Presently, MLIs are mainly made use of in building industries and plant growth industries. These indicators utilize the technique of magnetic field coupling for providing fluid level data, triggering switches, or even providing continuous level info.
Surface plasmon resonance (SPR) is the group oscillation of valence electrons[citation needed] in a solid stimulated by event light.
The resonance condition is made if the frequency of mild photons suits the natural regularity of surface electrons oscillating against the restoring pressure of positive nuclei. SPR in nanometer-sized structures is called localized surface plasmon resonance.