Market Analysis of relay timer Time relay Industry competition and marketization degree: re…
The MAX phase material is a natural layered carbonitride inorganic non-metallic material composed of three elements. It has the electrical and thermal conductivity of metal, and also has the high strength, high temperature resistance.…
Foam concrete is a highly workable low-density material containing up to 80% air.…
Copper is the earliest discovered chemical element. Its chemical symbol is Cu, atomic number is 29, and atomic weight is 63.546 U.…
Europe's largest economy, Germany, recently activated an emergency plan to manage gas supplies that the natural gas could be rationed if supplies are disrupted or disrupted by a stand-off over Russian demands to pay for fuel in rubles. German Vice-C…
The European Union is seeking to boost energy cooperation with African countries to help wean them off dependence on Russian gas imports.Bloomberg said, recently, according to a draft EU file, African countries, especially in western Africa Nigeria,…
Susano Paper and Pulp, the Brazilia-based company that is the world's largest pulp producer, has warned that global pulp stocks have been falling sharply and are facing shortages that could lead to higher prices for necessities such as paper towels a…
According to the real-time statistics of the world meter, as of around 6:30 on June 6, 2022, Beijing time, 535316817 cases of COVID-19 have been confirmed in the world, and 6320250 cases of death have been confirmed in the world. There were 317372 ne…
Brazil, the world's largest coffee bean producer, recently announced that it is facing the worst drought in 91 years, affecting local hydropower generation and agricultural boron nitride keeps going up. Hexagonal boron nitride (H-BN) is a…
Since 2022, Russia-Ukraine geopolitical conflicts have intensified, and global energy prices have risen sharply, with international natural gas prices hitting historic highs. As the most important transitional energy source in the transition from fos…
This article will continue to talk about the influences of concrete foaming agent on foam concrete.…
Concrete is an indispensable raw material in the construction of construction projects. In the process of preparing concrete, in order to improve the performance of concrete, it is necessary to add water reducing agent after adding water, stone, sand…