El trueque es el presente y el futuro del comercio internacional, especialmente para las personas que se inician en el negocio de importación y exportación. El trueque y más, operaciones triangulares.
La segmentación perfecta para sus propuestas de negocio, Sus lugares de destino, además de su clase de clientes objetivo, además de sus artículos y categorías.
Color temperature of LED lights Color temperature of the light source: People use the absolute temperature of a complete radiator that is equal to or similar to the color temperature of the light source to describe the color table of the light source…
Features of LED lights advantage: The inherent characteristics of LED determine that it is the most ideal light source to replace the traditional light source, and it has a wide range of uses. small volume An LED is basically a tiny chip encapsulated…
LED light source ①New green environmental protection light source: LED uses cold light source, with little glare, no radiation, and no harmful substances are generated during use. The working voltage of LED is low, and it adopts DC drive mode, ultra-low…
Advantages and disadvantages of LED lights * Heat dissipation problem, if the heat dissipation is not good, the lifespan will be greatly shortened. * The power saving of low-end LED lamps is still lower than that of energy-saving lamps (cold cathode…
Features of LED lights 1. Energy saving: The energy consumption of white LEDs is only 1/10 of that of incandescent lamps and 1/4 of that of energy-saving lamps. 2. Longevity: The lifespan can reach more than 100,000 hours, which can be described as "once…
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