With the deepening of the level of drug abuse, the size of drug support network change greatly, and emotional and economic support networks has changed little.
随着吸毒程度越加深，他们的吸毒支持网络规模就越大，而情感和经济支持网的规模却变化不大。
The economic support network of the urban poor is an important kind of social resource on which they depend in their life.
通过对经济支持网的特征分析发现，城市贫困人口出现了明显的社会疏离，而且未来的贫困人口将出现经济支持的缺失。
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