| 1. | Basic mapping is topographic mapping made from new surveys .
基本地图就是地形图，它是根据新的实测成果制作的。 |
| 2. | Soundness of the rock surface must be included in the topographic study .
岩石表面的坚固性，必须包括在地形研究之内。 |
| 3. | Orthophotographs usually do not include contours as shown on topographic maps .
正射摄影象片一般不带像地图所表示的等高线。 |
| 4. | More complex topographic features are treated advantageously by application of relaxation methods .
比较复杂的地物，最好用松弛方法处理。 |
| 5. | They differ somewhat from bathymetric charts which are virtually topographic maps of the ocean floor .
它们与水深图稍有不同，后者实际上是洋底地形图。 |
| 6. | In this region of convergence we find the deepest earthquakes, great topographic relief, and intensive volcanic activity .
在这种聚合地区，我们发现了最深的地震，巨大的地形起伏和强烈的火山活动。 |
| 7. | In this form(3. 79)is used for practical approximation of the corrections for the topographic relief in the surroundings of the hole .
在这一形式下，式（379）可以使钻孔周围的地形改正值实际上接近真值。 |
| 8. | On a topographic map of the united states, the mountains look like jagged masses, the plains like vast open flat spaces, and the rivers like meandering threads .
从美国地形图上看，大山好像参差的土堆，平原像开阔平坦的空地，河流像蜿蜒的细线。 |
| 9. | Specification for marine engineering topographic surveying
海洋工程地形测量规范 |
| 10. | Contour lines recognition from scanned topographic maps
扫描地形图中等高线的识别 |
