Topic: large led display

As a comprehensive occasion art, the stage performance involves all aspects of the relationship between people and objects, such as actors, performances, props, machinery, etc., which are the basis of the traditional stage. However, with the advent of the multimedia era, digital technology has gradually entered the stage, causing a unique chemical reaction. The concept of "stage" has also been changed at this time, becoming more comprehensive and three-dimensional. In large-scale performances...

With the continuous improvement of the market's demand for outdoor advertising, the application scale of outdoor LED display screens has expanded rapidly. Facing the complicated products on the market, how can industry users choose products that satisfy them? Knowing the parameters of LED displays is the first prerequisite. 1. Clarity: Determine the area required for the screen according to the best viewing distance point, and the best distance for the definition "40000 pixels/m2" is 5-50 met...

The new magnesium-lithium alloy developed by Professor Chai Donglang of Xi'an Jiaotong University and his team has been applied in practice and has the characteristics of ultra-light, high specific strength, and shock absorption. It has become the lightest metal structure material in the world. This is a big news that the media pays attention to recently. On December 22, 2016, the high-resolution micro-nano satellite of the first global carbon dioxide monitoring scientific experiment satellit...