ELSEVIERChandra S (1997), "Waste materials used in concrete manufacturing", Journal of Geotechnical and Geoenvironmental Engineering, vol 4:3, pp-189-199.Chandra, S. 1997. Waste materials used in concrete manufacturing. 1st ed. Noyes publications, New Jersey, USA...
ai like specific people at i love 正在翻译,请等待... [translate] ai) Reduce the cost of cementitious materials used in the concrete i) 减少在混凝土用于的黏结材料的费用 [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语翻译 西班牙语翻译 葡萄牙语翻译 意大利语翻译 荷兰语...
Both materials are not efficiently used in the country and most of its aggregate (gabbro) needs are imported from neighboring countries. This paper presents the results obtained on the use of steel slag, gravel and gabbro in concrete. A total of nine concrete mixtures were prepared. One ...
These "end of life" materials were once termed waste products and many have the ability to improve the properties of concrete by their addition. The benefit to society and business is twofold in that a waste stream is being removed with the subsequent benefits such as reduced landfill and ...
Why is wooden skyscraper being chosen ahead of concrete ones? Let's find out.Is it strong enough? Wood has been used in many Chinese buildings for thousands of years, but is it strong enough for skyscrapers? "There's a whole bunch of new materials made out of wood that are able to ...
根据第二段“Around 3000 BC, the Egyptians used early concrete forms in their building.(大约公元前3000年,埃及人在他们的建筑中使用了早期的混凝土形式)”;第三段“One of concrete’s key ingredients is cement (水泥), which is thought to have been devised in Europe in 1300 BC.(混凝土的关键成分...
aanchor bars must be more than 8 cm with weld length more than 12 cm. The difference between concave[translate] aplanting steel bars, and the second stage is spraying the concrete. In this method, the materials are used in[translate]...
Why is wooden skyscraper being chosen ahead of concrete ones? Let's find out.Is it strong enough? Wood has been used in many Chinese buildings for thousands of years, but is it strong enough for skyscrapers? "There's a whole bunch of new materials made out of wood that are able to ...
Concrete(混凝土) is one of the most common building materials in the world. It's used to build many things, including roads and houses. But making concrete creates a lot of pollution and it uses a lot of sand.Digging for sand creates other problems for the environment.Siswanti Zuraida, a...
根据最后一段“However, if diapers are really going to be used in concrete, someone will have to think about how to safely collect, clean, and store lots and lots of used diapers. The team is also studying how well diaper concrete is able to block out heat and sound. Perhaps the ...