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以上来源于: WordNet
Shiqu tortuous, from west to east, drainage density Shop at the end of black gravel.
石渠转弯抹角，由西向东，渠底密铺黑色卵石。
The karst topography in Guizhou province is analysed, the topographic sorts and correlations among population, GDP, vegetation and drainage density are portrayed respectively.
对贵州省喀斯特地貌进行了特征分析，讨论了喀地貌类型及其与人口、经济、植被和河网密度等的关系。
There is a greater density of household goods; they demand more services such as sewage and drainage.
家用物品更加密集；他们需要诸如污水处理和下水道之类的更多设施。
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