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- The DEM format encodes elevation data to create highly detailed terrains. DEM格式编码高程数据来创建高清晰地形。
- Mapping application developers: Combine raster, vector and elevation data to create dynamic moving maps using KineMap digital map software. 数字地图制作工具，将光栅、量和海拔数据生成动态地图。
- Analyzing the storage format of DMA DTED and USGS DEM and then presenting a new digital terrain elevation data storage format. 分析了DMA的DTED和USGS的DEM高程数据存储格式，比较了其异同，提出了一种高效的数字地图高程数据的存储格式并实现了存取算法。
- To achieve precise elevation data, the time-delay was obtained by correlation operation sending wave and receiving wave. 通过发射信号与回波信号进行互相关运算精确捕捉回波信号的到达时刻以实现高程数据的测量。
- The results show that the extracted river system matches well with the natural river system by means of adding the elevation data and digitizing main river with pseudo river. 结果表明,在盆地区域添加能反映微地形变化的数据点,并将河谷中出现伪河道的干流河网数字化,能生成反映流域实际情况的模拟河网。
- We found that higher-order local surface(partial quartic surface)can give more accurate results if the DEM elevation data is very accurate.While if elevation data have a relative error,lower... 研究结果表明,当DEM数据精度比较高时,高次曲面(四次曲面)能给出较高精度的曲率计算结果,而当DEM误差较大时,低次曲面(二次曲面)由于具有误差的平滑作用而能产生较高精度的曲率值。
- The house is at an elevation of 1000 meters. 这所房子在海拔1000米处。
- The gun has an elevation of 45 degrees. 这门炮的仰角为45度。
- The city is at an elevation of 2000 metres. 这座城市海拔2000米。
- This is an elevation of 2000 metres. 这是块海拔二千米的高地。
- Soon we reach a plateau at an elevation of about ninety feet. 我们很快就抵达一片高度约九十英尺的高原。
- The State Elevation Datum Point Determined in 1985 Should be Applied in Survey and Map Making 测绘成果应使用1985年国家高程基准
- History confirms this general datum. 历史验证了这个论据。
- Land or an area of land of high elevation, especially when level. 高地地势很高的陆地或地区，尤其是当这样的陆地或地区平坦的时候
- The measurement of elevation relative to sea level. 测高术与海拔相关的高度的测量
- Prof. Smith dissected every datum. 史密斯教授分析每一份资料。
- Land that varies little in elevation. 平地高度上无显著变化的陆地
- The gun was fired at an elevation of 60 degrees. 这座炮以60度仰角开火。
- A firewall screen is all thresh to our datum. 防火墙能保护我们的资料，当然也能防病毒。
- He owed his own elevation to honesty. 他把自己的崇高声誉看成是诚实的结果。
