Application of flexo printing in anti-counterfeiting ma…

The current market development requires that products have the greatest tolerance, flexibility, and environmental protection, which makes the packaging and trademark materials complex and diverse. The design features professional color blocks, lines, and text, and the printing features multiple ba ...READING MORE...

Posted on

Cloud Computing and Its Application in Information Retr…

2011 University Library Development Forum and Advanced Workshop on Digital Library Frontier Issues This video is about Chen Xingshu (Director of the Institute of Network and Credibility of the School of Computer Science of Sichuan University and Deputy Director of the Information Management Cente ...READING MORE...

Posted on

Three science and technology projects of the General Ad…

Recently, the Guangzhou Fiber Inspection Institute undertook the "Research on the screening and rapid detection methods for the relevant highly concerned substances in the REACH regulation", "Research on the environmental impact of the pre-treatment process of banned azo dyes and th ...READING MORE...

Posted on

How to choose the right constant temperature and humidi…

With the rapid development of science and technology, environmental test equipment has been integrated into various fields such as military industry, aerospace, schools, scientific research institutes, enterprises and institutions, etc., and the market's demand for the environmental testing in ...READING MORE...

Posted on

Test conditions and uses of sand and dust test chamber

Test dust: The test dust is dry, non-abrasive, fine dust that can pass through a flat mesh screen with a mesh opening of 75µm and a wire diameter of 50µm. Talc powder can be used in this test, and analysis shows that it can meet the requirements. The number of test dusts used should not exce ...READING MORE...

Posted on

Working principle of programmable constant temperature …

Constant temperature and humidity test box is also called constant temperature and humidity test machine, constant temperature and humidity test box, constant temperature machine or constant temperature and humidity box. The constant temperature and humidity test chamber is suitable for testing th ...READING MORE...

Posted on

Linux server security related knowledge

1. System safety record file The log file inside the operating system is an important clue to detect whether there is a network intrusion. If your system is directly connected to the Internet, you find that there are many people who try Telnet / FTP login to your system, you can run "#more / ...READING MORE...

Posted on