The core development of the ultraviolet weather resista…

As energy saving, consumption reduction, emission reduction and low-carbon economy have become a long-term national policy of the country, a number of new industries with rapid development have emerged. For example, wind power, nuclear power, smart grids, high-speed trains, and rail transportation ....

Sandbox game case: Group sandbox game to accompany auti…

Professor Zhang Risheng, Beijing Normal University, Research and Application Center for Sandplay Therapy Sandbox game case: Group sandbox game to accompany autistic children Kobayashi is a weird, non-gregarious, non-talking boy. When Mom and Dad sent him to my consultation room, he hid timidly b ....

U.S. scientists say at least 100 billion planets exist …

Beijing time, January 8th news, according to the physicist organization website report, when you look at the starry sky at night, what do you see? Stellar, no doubt. But beyond that, there are actually countless planets and billions of planets. This is based on the results of a recent study conduc ....

Problem solving in the use of pressure gauge

When the applied pressure reaches the upper limit scale value of the pressure gauge measurement, the pointer of the pressure gauge still does not move or rarely moves It means that the pressure is not transmitted to the spring tube. First check whether the sealing gasket connected to the pressure ....

Main process parameters of alcohol fountain solution us…

The fountain solution is an indispensable auxiliary material in the traditional offset printing process, and it has a crucial impact on the printing quality. The fountain solution has the functions of forming a uniform water film on the blank part of the printing plate, replenishing the damaged hy ....

Online particle size analysis technology used in automa…

For all manufacturers who want to be invincible, it is an indispensable part of their daily operations to respond to increasingly discerning customers, increasingly severe environmental pressures and regulatory control, and constantly improve product production. The goal of factory managers is to ....

Fast and low-cost melamine detection method passed acce…

A few days ago, the Fujian Provincial Science and Technology Program, a key project undertaken by the Fujian Provincial Product Quality Inspection and Research Institute and the Key Laboratory of Food Safety Analysis and Inspection Technology of the Ministry of Education-the rapid and low-cost det ....