The feasibility and reliability of LCD Video Wall

LCD splicing is a specialized terminal display device designed for engineering applications. It is based on pure hardware, adopts parallel high-speed graphics processing technology, and realizes the unified processing of multiple high-speed video signals. It fundamentally replaces the card-type spl ...read more...

Analysis of Formation Conditions of Soot

The role of EGR and lower initial intake temperature make the combustion temperature lower, thereby reducing the generation of NOx; on the other hand, the main production conditions of soot are high temperatures and lack of oxygen, and hydrocarbon molecules occur under conditions of high temperatu ...read more...

Classification of combustion performance of exterior wall in…

China's national standard GB8624-97 divides the combustion performance of building materials into the following grades: 1. Class A: Non-combustible building materials: Materials that hardly burn. 2, B1 level: flame retardant building materials: flame retardant materials have a good flame ...read more...

What are the pesticides that are resistant to chemicals?

If a long-term, single, repeated use of a pesticide to control the same pest, there will be a significant decline in the efficacy of the drug, or even invalid, this phenomenon is called disease-resistant insects have developed resistance. The resistance of pests and diseases n ...read more...

Which kind of treatment technology is better for outdoor alu…

What kind of treatment technology is used for outdoor aluminum square pass? The outdoor aluminum square pass adopts more and more, mainly used for two purposes, one is aluminum curtain wall decoration, and the other is advertising brand decoration. The demand for aluminum curtain wall decoration i ...read more...

Ultrasonic flaw detection relies on the echo of the ultrason…

There are two types of non-destructive testing methods for spring surface quality: infiltration method and magnetic particle inspection method. The principle of the infiltration method is to use the capillary action to check the surface opening defects. First, spray the cleaning agent on the surfac ...read more...

The most suitable cage and use for tapered roller bearings

Home>Bearing knowledge>The most suitable cage and use for tapered roller bearings /*728*90 created on 2018/5/16*/ var cpro_id = "u3440131"; The most suitable cage and use for tapered roller bearings Source: China Bearing Network Time: 2014-07-23 /*250*250 was created on 2017/1 ...read more...