And analyzed the recent development tendency of Chinese education in modern family because of the environment and idea reform from the sociological Angle.
从社会学的角度分析了在环境和观念转型中的现代家庭语文教育，及其出现的新的发展趋势。
At last, the development tendency of dis synthetic environment is discussed.
最后对DIS综合环境的发展趋势进行了展望。
Required by environment protection and lead resource, hydrometallurgy of lead has become the development tendency in the field of lead smelting.
由于环保和资源的制约，湿法炼铅将成为铅冶炼的发展趋势。
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