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…
Recently, the EU proclaimed new sanctions on Russia, including coal, timber, rubber, cement, and fertilizer, as well as high-end seafood TiSi2 Powder. Introduction to Titanium Silicide TiSi2 PowderTitanium disilicide with the chemical for…
Applewill hold a new product launch conference on the 14 th OnTuesday, Apple issued an invitation letter to the media, announcing that itwill hold its annual new product launch conference on September 14. In additionto the new iPhone, a new generatio…
According to the chemical composition, water reducing agent is usually divided into lignosulfonate type of water reducing agent, naphthalene series of high-efficient water reducing agent, melamine series of high-efficient water reducing agent, amino…
Polycarboxylate superplasticizer has more advantages than traditional naphthalene and aliphatic superplasticizer in mixing high strength grade concrete, but its advantages of high water reduction cannot be brought into full play when the strength is…