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- Results show that, the roughness, factual dimension and surface parameter keep good concordance, and they can all characterize the angularity of coarse aggregates well. 研究表明:粗集料的粗糙度、分形维数与表面参数具有良好的一致性,均可以较好地表征粗集料的棱角性。
- The calculation results are compared with the surface parameter from the current erosion-dilation techniques, and verified by the traditional air void ratio of uncompacted coarse aggregates. 将其计算结果与目前侵蚀膨胀法的表面参数指标进行了对比分析,并采用粗集料松装空隙率对粗糙度与分形维数2个图像指标进行了验证。
- disturbance of land surface parameter 陆面参数扰动
- The initial configuration of this system as well as the surface parameters of BOE are established according to theory of achromatism, and further more, the structure is optimized. 根据消色差原理确定系统的初始结构以及二元面的面形参数,从提高像质的角度对其进行优化。
- Digital Terrain Analysis (DTA) is a topographical information analysis technology to calculate and extract terrain surface parameters and morphological features on Digital Elevation Model(DEM), and the application of DEM is extended by DTA. 数字地形分析(Digital Terrain Analysis,DTA)是在数字高程模型DEM上进行地形属性计算和特征提取的数字地形信息处理技术,是DEM应用范围的拓广和延伸。
- By using the meteorological data and EOS-MODIS data of Dingxi region, some basic ground surface parameters in the dry-farming region in northwest China are derived, and each energy flux is estimated. 应用定西地区的气象资料和4次EOS-MODIS卫星资料,对典型的西北半干旱雨养农业区的基本地表特征参数进行反演,并在此基础上对各能量通量进行估算,进而分析了各通量的季节变化。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- Finally, the feasible method of using satellite remote sensing and field observation data to estimate the land surface parameters and flux densities over the inhomogeneous land surface was discussed. 最后对利用卫星遥感结合地面观测资料估算非均匀下垫面地表特征参数和能量通量的可行方法进行了讨论与展望。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- Surface mail takes longer than airmail. 普通邮件比航空邮件慢。
- The surface of the lake is quite still. 湖面相当平静。
- It's2 yuan by surface mail and3.6 yuan by air. 寄平信2元,寄航空要3元6角。
- Wheels won't bite on a slippery surface. 车轮打滑。