How is the high strength of concrete achieved?
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.…
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…
Lithium batteries use organic solvents, unlike the zinc chloride and potassium hydroxide aqueous electrolytes of the current manganese batteries and alkaline dry batteries.…
A wave of layoffs that has swept the entire Internet industry has intensified. China's Internet industry has experienced several crises and major changes in the past development process. There is also a "brief history of layoffs by major Internet…
There are several kinds of water reducers: lignosulfonate, naphthalene sulfonate water reducing agent, polycarboxylate-based high-performance water reducing agent.…
The purity of carbonaceous raw materials such as petroleum coke and pitch coke is relatively high, and the ash content is usually less than 0.5%, while the purity of natural graphite treated by flotation is relatively low, and the carbon content is u…
How short of automotive chips? Even the price of raw material copper has risen According to a report from the Korea Automobile Manufacturers Association (KAMA) on the 25th, global car sales from January to April this year increased by 32.4% compared…
Electric Truck Startup Lordstown Slashes Production Guidance Lordstown Motors (RIDE) slashed production prospects for its Endurance electric truck and said it would need to raise more money. Ride stocks are down. Lordstown earnings report The company…
BSF cracks down on human hair smuggling through India-Bangladesh border Kolkata/Krishna Nagar, May 14: In the Krishnagar situation, the number of incidents sent to Bangladeshi smugglers through the multiple points of the Indochina border in the Krish…
ZhuRong rover lands on Mars; China joins US as only nations to successfully land on planet China has become the second country in the world to successfully land on Mars after its " Zhu Rong " probe landed on the red planet. Zhu Rong boarded...…
Never Mind: Elon Musk Says Tesla Will not Accept Bitcoin For Car Purchases Any More Tesla is executing a rapid U-turn on Bitcoin. Months after Tesla embraced Bitcoin, CEO Elon Musk said on Wednesday the automaker would no longer accept the cryptocurr…
Bill Gates, co-founder and former CEO of Microsoft, and his wife, Melinda French Gates, announced on Monday that they plan to divorce after 27 years of marriage. "After a great deal of thought and a lot of work on our relationship, we have made ...…
Concrete water reducing agent is one of the technical ways to reduce the cement dosage, improve the utilization rate of industrial waste residue, and realize the durability and high performance of concrete.…
In recent years, many swimming pools have used acrylic panels. Due to its transparency, it looks crystal clear and modern and is highly recognized by the market. So, in addition to this, what are the advantages of acrylic pools? Let's analyze it in d…
The Rhine, which flows through Switzerland, Germany, France and the Netherlands, is an important shipping channel in Europe, and tens of millions of tons of goods are transported between countries through the Rhine every year. The persistent drought…