The spread of the novel coronavirus is taking a direct hit on the operations of airlines in Asia. About 500,000 flights taking off and landing in mainland China have been canceled since January, according to aviation information company Cerium. Touri…
The filling elevation of the foam light soil with different strengths shall be constructed in strict accordance with the design requirements. The anti-seepage geomembrane on the top of the foam light soil subgrade shall be laid under the metal mesh,…
Russian president demanded that exports of Russian gas to "unfriendly" countries be settled in rubles. The demand has raised concerns in Germany about possible supply disruptions and the impact on industry and households if utilities do not pay in ro…
AlSiC is a composite of metal and ceramic. AlSiC is the abbreviation of aluminum-based silicon carbide ceramic particle-reinforced composite.…