Market trend of ceramic sand custom investment casting The global market sales of…
The secretary general of the Organization of Petroleum Exporting Countries (OPEC) said recently that US economic sanctions against Venezuela have affected global energy supplies. He told Venezuelan media that the ECONOMIC sanctions imposed by the Uni…
Despite the impact of several iterations of COVID-19 and manufacturing supply chain constraints, steel demand in developed economies continues to recover strongly in 2021, particularly in the EU and the US.…
Despite the impact of several iterations of COVID-19 and manufacturing supply chain constraints, steel demand in developed economies continues to recover strongly in 2021, particularly in the EU and the US.…
Researchers from St. Petersburg State University in Russia have developed a new type of polymer-based solid battery that can be charged in a few seconds. This new type of battery "excellent performance" in the case of fast charging and low ...…