On April 28, China , learned from Liangjiang New Area, Changsha Intelligent Driving Institute Co., Ltd. (CIDI), an enterprise in Liangjiang New Area, officially released a new generation of pure electric unmanned mining card based on the companys sel…
From April the French government will reduce fuel taxes slightly to ease the burden on consumers. Warned of possible energy shortages in France by the end of the year and called on the French to conserve electricity and gas from now on, saying that i…
Recently, steel prices have risen strongly. As of April 6th, the ex-factory price of plain billet in the Tangshan area has exceeded 5,000 yuan/ton. In an interview with a reporter from China Economic Times, industry insiders said that this was mainly…
Description ofConcrete strength and shrinkage reducer1. After the carbonate cement is added to the c...…