kara liu

摘要： China is the country with extensive natural resources, but with the rise of population and industrialization, Chinese resources shortage problems are more and more serious , to its reasons, these problems are inseparable from the mining operations of the backward property , especially mining this ex 阅读全文

摘要： The civilization construction add a beautiful scenery to the city. However, a large number of construction waste heaps, misplaces had an impact on the appearance of the city. The former souring time was washed by the time, the large number of piles of ruins is unsightly. In the past, people deal wit 阅读全文

摘要： Most of the ceramic particle reinforced steel matrix wear resistant composite materials are prepared the surface composite material. Recently, our company and Zhengzhou University Joint successful Researched the low alloy steel / ZrO2-Al2O3 the honeycomb ceramic composite materials research and appl 阅读全文

摘要： At the monent, with the accelerated process of urbanization, the construction waste also follow, the number of construction waste in China has accounted for 30% to 40% of the total municipal waste. Recycling rates in many cities in China has reached about 80%, such as: Hong Kong, Taiwan is not backw 阅读全文

摘要： Recently, the central bank announced that the plan of cut RMB interest rates , financial institutions year benchmark deposit and lending interest rate are cut by 0.25 percentage points,the other deposit and lending interest rates as well as individual housing provident fund deposit and lending rates 阅读全文