美国, 中环
The Festive Meaning of Christmas Lights
The Festive Meaning of Christmas Lights For many Americans, a permanent symbol of Christmas is the National Christmas Tree on the National Lawn in Washington. The Christmas lights on the tree are usually lit by the president or first lady during an evening…
Application of Christmas lights
Application of Christmas lights Consumers across the U.S. are exhausted from the shopping spree during the Christmas season, which also boosts store profits, as it seems to be spent every Christmas. But Christmas is much more than that. For Americans,…
Classification of Led lights
Classification of Led lights 1. Indicator light, signal light, LED display: 1) LED lights used for indication on various equipment, instruments and meters; 2) Used for traffic signal lights, ship signal lights, beacon lights, etc.; 3) Used for indoor…
The material of Christmas lights
The material of Christmas lights There are aluminum alloys: Aluminum alloys are the most commonly used materials in the manufacture of lamps. Usually, it is often heard that molds need to be opened to make lamps, and aluminum alloys should be pressed…
The design of Christmas lights
The design of Christmas lights Christmas lights are a major sight on Christmas Day, with strings of lights hanging on trees, houses, bushes, dwarf trees, and even occasionally passing cars. The lights used for Christmas decoration were an innovation…
