The earths surface observation is extended to the region beyond the source with a methodof sphere surrounding three-dimensional finite source.
用梭形旋转曲面包围三维有界场源，将位场的地表观测值延拓到场源之外的空间区域。
The effective long-range surface observation system should be set up to improve the combat capability and survival capability of surface ship formation.
为提高水面舰艇编队的作战能力和生存能力，应建立有效的远程对海观察体系。
The fracture mode and cause were analyzed and determined by fracture surface observation, metallurgical structure examination, chemical analysis and hardness testing.
通过断口宏微观观察、金相组织检查、化学成分及硬度检测等手段确定了叶片断裂性质和原因。
Based on the data of the monitoring of NOAA meteorological satellite and the observed soil moisture at the surface observation station, drought index was expatiated in Anhui Province.
本文对利用NOAA气象卫星遥感监测资料和土壤水分人工观测资料开展安徽省干旱监测的指标进行了介绍。
The scanning electron microscope had been used for surface observation of the eggs from Aedes albopictus and Aedes aegypti which are difficultly distinguished from each other by optical microscope.
本文对普通光学显微镜难以区分和鉴别的白蚊伊蚊和埃及伊蚊卵，以扫描电子显微镜进行了形态观察。
Based on the ECMWF reanalysis data and surface observation data of dust storms in China in 1979 ~ 2001, impact of Mongolian Cyclone on dust storms over Northern China in spring have been researched.
基于ECMWF再分析资料和中国地面观测资料，分析了1979 ~ 2001年春季蒙古气旋对同期中国北方沙尘暴的影响。
Based on the ECMWF reanalysis data and surface observation data of dust storms in China in 1979 ~ 2001, impact of Mongolian Cyclone on dust storms over Northern China in spring have been researched.
基于ECMWF再分析资料和中国地面观测资料，分析了1979 ~ 2001年春季蒙古气旋对同期中国北方沙尘暴的影响。
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