英语翻译高手请进 奖励多多！

Since the 1980s, water and soil has been widely used in China's provinces and autonomous regions in the primary or high-grade highway at the end of the grass-roots level, at present, more than 90 percent of China's highway asphalt pavement by the grassroots and the grassroots at the end of the semi-rigid material. Semi-rigid material with high intensity, low cost and wide range of sources of raw materials, was applied to a large number of levels all over the road of the road in the grass-roots level. But because of the regional climate, geology, materials, and other differences, resulting in the semi-rigid requirements of the material is not the same. Stability are the main types of soil cement, lime and stability, cement lime comprehensive stability, stability of fly ash lime, cement lime fly ash several stability. Inorganic binder materials used by the stability of inorganic materials mainly cement, lime and industrial wastes, and so few, stability target is quite broad, f