| 1. | Ahead there was a ditch running into the river .
前头有条通向河道的水沟。 |
| 2. | The depth of the river is maintained by dredging .
通过疏浚保持河道的深度。 |
| 3. | The subsidiary channels have a thickness in the range 6-12 m .
次要河道的厚度为6-12米。 |
| 4. | Delineation of channels is the first step of geologic evaluation .
勾划河道的轮廓是地质解译的第一步。 |
| 5. | I could see suspicious ripples at the upper end of the reach .
在那段河道的上游，我能看到令人生疑的小湍流。 |
| 6. | The construction of a dam influences downstream channel stability in two ways .
水坝的建设在两个方面影响下游河道的稳定。 |
| 7. | Qualitatively similar results were obtained by ahmad (1953b)in a model study of a river barrage or weir .
阿赫麦德（1953b）在河道的闸坝模型研究中得到了定性的相同结果。 |
| 8. | Diagram 1 : the characteristics of of the reference sections
图一：河道的特徵 |
| 9. | Study on river patterns of the tarim river
塔里木河干流河道的河型及其成因 |
| 10. | The subsidiary channels have a thickness in the range 6 - 12 m
次要河道的厚度为6 - 12米。 |
