2016韓國代購網 , 韓國代購化妝品 , 韓國代購批發 , 韓國代購教學---韓國代購/追加/寄貨

Lightweight concrete is based on the general use of lightweight aggregate replacement made ​​of normal weight aggregate concrete material, with light, heat insulation, fire resistance, shock resistance, and strength enough advantages. Advanced countries in the early twentieth century began to produce lightweight concrete, and make for structural engineering and non-structural purposes. Seismic belt located in Taiwan in recent years, dramatic increase in high-rise buildings and large public works, and because of a subtropical, increasing demand for energy conservation, development of lightweight concrete to replace the traditional concrete, the overall economic benefits, there are full of important sexual and demand sex.第一段
Lightweight concrete with a light weight, high strength, heat insulation, noise, water, fire resistance, durability, volume stability, construction convenient, economical, and many other features. Composed of three different ways to determine normal weight concrete with the general advantages and disadvantages, but the outcome is satisfactory. The use of materials, environmental protection, but also to lightweight concrete has become increasingly generalized, for the environment is also a big help.最後一段

參考資料： google

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