Superplasticizer used in concrete refers to the fact that after mixing, it can reduce the water demand of concrete under the condition of maintaining basically the same fluidity, thereby improving the strength and durability of concrete, or under the…
The decision by major producers to maintain production cuts has had an impact on aluminium sand price…
Geneva, Russian Sputnik news Agency - The United Nations Conference on Trade and Development (UNCTAD) released a report on the 28th that higher global food prices and charter prices will lead to a 3.7 percent rise in food prices.…
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…
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