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- The area has good natural drainage. 这个地区有良好的天然排水系统。
- Over 80 per cent of households have toilets and lane sewers but these drain into the natural drainage system, polluting natural water bodies. 超过80%25的家庭有厕所和下水道，但这些都排泄到自然的排水系统，污染了自然水体。
- On the construction sites, are there any stockpiles, wastes, or other materials blocking natural drainage and channels If yes, require the Contractor to remove them. 在施工工地;是否有任何石堆;废物或者其他物质阻塞天然的排水沟或沟渠如果是;承包商必须将它们搬除.
- Based upon the information of natural drainage system we created, we established the calculation method of moving element in the system and gave the calculation of direction and indirection. 在研究应用主概率权模拟模型产生自然水系网的基础上,提出了元素在水系网中运移的计算方法,结合所模拟出的水系网,具体分析了元素在其中的迁移、扩散情况,给出了正问题和反问题的计算结果。
- Drainage Geosynthetics Replace Natural Drainage Materials 土工合成排水材料替代天然排水材料
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- Many natural materials are becoming scarce. 许多天然原料越来越少。
- Our motherland flows with natural resources. 我们祖国蕴藏着丰富的天然资源。
- Events took their natural course. 事态依自然进程发展。
- She has a natural wave in her hair. 她的头发自然卷曲。
- Magnetism is a natural phenomenon. 磁力是一种自然现象。
- It is difficult to be natural when one is tense. 人在紧张的时候很难泰然自若。
- The egoism of an artist sometimes seem natural. 艺术家的自负有时看起来是自然的。
- They used only natural pigments to dye the wool. 他们只用天然颜料染毛织品。
- Children are natural exhibitionists. 儿童天生喜欢自我表现。
- Everything we used was made from natural materials. 我们所用的一切都是由天然材料做成的。
- It's quite natural that you should succeed. 你的成功是很自然的事情。
- He's a natural for the role of Lear. 他是李尔王这一角色的理想人选。
- Most first-class footballers are natural athletes. 多数一流的足球运动员都是天生的健将。
