The sorted collection and secured disposal for harmful waste should be emphasized in the urban settlement of peri-urban area.
城市型住区应注重有害垃圾的分类收集与安全处置；
In order to solve these imminent issues and turn municipal domestic waste into resources, the foremost step is the sorted collection of waste.
欲解决当下的难题，要将城市生活垃圾资源化，前置性的步骤是要把垃圾分类收集。
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