TreeSet与HashSet类似,不过TreeSet是一个有序集合(sorted collection),在对集合进行遍历时,每个值将自动的按照TreeSet内部排序的顺序呈现。当前TreeSet实现使用的是.
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This is yet another class that supports sorted collection of objects where each sort key must be unique.
这是另外一个可以支持排序的对象集合的类,其中每个排序键必须是唯一的。
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;
And the precondition of resource utilization of rural rubbish is sorted collection, its foundation and meaning are summarized, and some Suggestions are also discussed in this paper.
分类收集是农村生活垃圾资源化利用的前提,文章着重分析了农村实施生活垃圾分类收集的基础及其现实意义,并提出了一些生活垃圾分类收集的设想。
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