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- gravity field approximation 重力场逼近
- ORTHOGONAL DECOMPOSITION ON RESOURCES OF GRAVITY FIELD APPROXIMATED BY QUASI-HARMONICS AND MULTI-HARMONICS 拟调和性及重调和性重力场源的正交分解
- The gravity field contains the superimposition effect of heterogeneous bodies with different densities. 摘要重力场包含了各种密度不均匀体的叠加效应。
- According to the critical field approximation at breakdown for a cylindrical junction,the optical design way with ring spacing is researched. 在纵向结深和掺杂浓度一定的条件下,根据临界电场击穿理论,讨论环间距的优化设计方法。
- Based on the variation on the gravity field and the seismicity of that area,the event was predicted. 依据临猗地震前重力场的变化，结合该地区的地震活动性，对这次地震作出了预报。
- For all the other particles, including the excited species and ions, the Local Field Approximation (LFA) is used to simplify the calculation. 离子部分采用局部电场近似法假设来简化计算，但由于此近似法对于电子误差较大，因此使用能量守衡方程式来计算电子能量。
- Variations of gravity field in this area may be caused by crustal deformation, quality transition in deep crust and fault creep. 重力变化可能是由该区地壳形变、地壳深部质量迁移和断层蠕动共同作用引起的。
- The spherical harmonic coefficients of the gravity field can be obtained from gravity gradients through regularization scheme. 重力场球谐函数系数可以通过正则化方法由重力梯度算出。
- Airborne gravimetry has been rapid development during the past decades and becomes one of the very active topics of the research in the gravity field. 摘要近十几年来，航空重力测量技术的研究和应用日趋活跃，业已成为地球重力场研究中最为热门的领域之一。
- Studies of the gravity field of the Earth indicate that its crust and mantle yield when unusual weight is placed on them. 对地球引力的研究表明，在不寻常的负荷之下地壳和地幔会发生位移。
- Base on the global reference system and according to these geodetic results the gravity field in the Mt.Everest area is studied. 根据这些大地测量成果以全球参照系为基准，对该地区的重力场进行了研究。
- The paper interprets the Chongqing-Heishui gravity profile traversing the Dazu high gravity gravity field and the Longmen Mountains fold belt. 文章对跨越大足重力高和龙门山褶皱带的重庆-黑水重力剖面作了解释。
- Studies of the gravity field of the Earth indicate that its crust and mantle yield when unusual weght is placed on them. 对地球的地心引力领域的研究表明，当异常重量的东西放在地球上，那么地壳和地幔就会移动。
- Before the earthquake, the results show that the gravity field decreased nearby the epicenter and a high gravity gradient belt occured along the active fault. 结果表明,震前震中附近出现了重力减小的现象,沿活动断裂有重力高梯度带产生;
- An orbiter could fully map the moon's gravity field and surface topography, revealing its internal distribution of mass, including any subsurface liquid layer. 轨道艇可以完整测绘卫星的重力场及表面状况，探测内部质量分布，包括是否有地下液态层等。
- One of the most popular approaches to extract the gravity field information from the much noisy measurement that observed by airborne gravimeter is lowpass filtering. 从含有大量噪声的航空重力仪测量值中提取重力场信息,最常用的方法是使用低通滤波器。
- A formula is derived for calculating mean electron energy in gas discharge that occurs in color alternating current plasma display panel(AC PDP),according to the local field approximation. 由局域近似假设 ;推导出了彩色交流等离子体显示板 (AC PDP)气体放电中平均电子能量的计算公式 .
- The one-tonne satellite carries a highly sensitive gradiometer that will allow scientists to plot tiny variations in the Earth's gravity field in three dimensions. 这颗1吨重的卫星携带了一个高敏感度的（重力）梯度仪，它使科学家们得以绘制地球重力场在三维空间的微小变化。
- The total trends of regional gravity field change show a positive gravity change between Qicun and Tancheng depressed area, and a negative change in Mengyin uplifted area. 区域重力场总的趋势变化为齐村至郯城坳陷区-带重力正值变化，蒙阴隆起区-带重力负值变化。
- The paper points out, before Tangshan earthquake and during its active period in 1976, a clear change of gravity field oecured in the east part of Beijing network. The ehange has a reverse mark to the gravity anomaly in earthquake foci area. 本文指出,在1976年唐山地震前以及其活动期间,北京测网东部的重力场发生明显的变化,且呈现与震源区重力异常符号相反的变化特征。
