| 1. | Channel deposits, consisting of sand, silt and clay, fill the valleys cut by a river system .
河道沉积由砂，粉沙和粘土组成，充填于河流切割的河谷之中。 |
| 2. | Construction of ecological river system around new jiangwan city
新江湾城建设生态水系河道 |
| 3. | Automatically extracting river system from digital elevation model
基于数字高程模型的水系自动生成 |
| 4. | Application of fuzzy mathematics to landscape assessment of urban river system
模糊数学在城市水系景观评价中的应用 |
| 5. | " the area of the valley bounded by river systems , will be left undisturbed
这样做，被河道围绕著的那部分?原就可以不受影响。 |
| 6. | Wind river systems
风河系统 |
| 7. | The effect of lithology and climate on major ion chemistry of the yangtze river system
岩性和气候条件对长江水系河水主要离子化学的影响 |
| 8. | Large amount of domestic , industrial and agricultural sewage is discharged into the river system without proper treatment
大量未经适当处理的住宅工业和农业废水被倾进河中。 |
| 9. | A river system is seen in drought - affected farmland south of the australian capital city of canberra , dec . 29 , 2006
这是2006年12月29日拍摄的澳大利亚堪培拉南部受旱情影响的河流和农田。 |
| 10. | The amazon has over a thousand tributaries feeding into it . the entire river system is the size of north america
答案：亚马孙河由一千多条支流汇交而成。整个水系覆盖的面积如北美洲一样大。 |
