China's trade in goods totaled 23.6 trillion yuan in the first seven months of this year, up 10.4 percent year on year, according to the General Administration of Customs. Foreign trade has overcome many adverse effects and achieved rapid growth. Dol…
Concrete is classified as high-strength concrete based on 28-day strength. Until the 1970s, concrete with a strength of more than 40Mpa was classified as high-strength concrete.…
Cement foaming machine needs auxiliary test machine to help achieve better foaming effect in construction application. Cement foaming agent is a chemical admixture, which is added to cement. Compensate for shrinkage and tension of steel bars to produ…
New materials for a sustainable future you should know about the aluminum magnesium boride coating. Historically, knowledge and the production of new materials aluminum magnesium boride coating have contributed to human and social progress, from the…
New materials for a sustainable future you should know about the aluminum magnesium boride coating. Historically, knowledge and the production of new materials aluminum magnesium boride coating have contributed to human and social progress, from the…
Phosphide nanoribbons achieved the desired effect in the first demonstration about the market name introduction Researchers have incorporated phosphorene nanoribbons into new types of solar cells, greatly improving their efficiency. Phosphotene nanor…
Phosphide nanoribbons achieved the desired effect in the first demonstration about the market name introduction Researchers have incorporated phosphorene nanoribbons into new types of solar cells, greatly improving their efficiency. Phosphotene nanor…
Thecylindrical bearing for electric vehicle motors achieves new heights BEVvehicles, which have been rapidly spreading in recent years, have receivedwidespread attention from society due to their low environmental impact andtheir ability to cope with…
Thecylindrical bearing for electric vehicle motors achieves new heights BEVvehicles, which have been rapidly spreading in recent years, have receivedwidespread attention from society due to their low environmental impact andtheir ability to cope with…