1994年由克莱门蒂号航天器收集的数据显示,这些月球盆地没有异常的低重力现象,有些甚至有异常高的重力。
Data collected in 1994 by the Clementine spacecraft show that many of these lunar basins have no anomalously low gravity and some even have anomalously high gravity.
更确切说来这是一个重力异常最突出的一个地方,因此时空在维度上比较集中。
For indeed it is a most poignant area of gravitational anomaly and thus time-space dimensional concentricity.
一切在格里姆斯都变得相当现实可及,在这种重力异常和时间扭曲中都变得如此清晰可见和物质化。
All are quite tangible at Grimes Point, and visibly and physically apparent in terms of the gravitational anomalies and time distortions.
其主要任务是研究各种断裂模型中断裂位置与重力异常线性构造信号极大值位置之间的对应关系。
The main task is to research relation of all kinds of fault models fault positions and gravity anomaly linear structure signal maximum positions.
根据模型分解的思想,采用变密度多层地壳密度模型,据此推导了相应的重力异常正演计算公式。
The variable density multilayered crustal model is put forward according to the idea of model decompose in this paper, and the corresponding gravity forward formula is deduced.
所谓重力异常线性构造信号就是重力异常水平总梯度沿重力方向的一阶导数且是大于零值的那一部分。
So-called gravity anomaly linear structure signal is derivative of gravity anomaly level total gradient on gravity direction, and the derivatives must be greater than zero.
这里的地形地貌、重力异常和磁异常沿东方向呈条带状分布。
We recognized that the geomorphology, gravity and magnetic anomalies trend ne direction as bandings.
推导出球体、无限长水平圆柱体、无限和有限延伸垂直台阶的重力异常余弦变换谱及反演表达式。
Formulas of inversion and cosine transform spectrum of gravity anomaly of sphere, infinite horizontal cylinder, infinite and finite stretched staircase were deduced.
均衡重力异常显示出中短波长特性,反映的是地壳上地幔物质分布的失衡和物质调整的动力学特征。
Isostatic gravity anomaly shows the character of middle - short wavelength, reflects unbalance of crust and upper mantle and dynamical character of substance adjusting.
对于一个实测的重力异常,先用若干方格的组合作为初始模型。
For a surveyed gravity anomaly, the combination of some squares is taken as the initial model.
测高空间重力异常也可刻画陆架构造及盆地分布,由其推算出的海底地形含有大量的海底构造信息。
The altimetry free air gravity anomaly can describe structure and basin on continental shelves, and its derived submarine topography contains lots of submarine tectonic information.
仿真结果表明:该组合导航系统长时间定位误差小于导航系统目标误差的15% (RMS),在重力异常显著变化地区其定位误差将更小。
Simulation results show that the position error of the integrated navigation system is less than 15% (RMS) of goal error over long intervals, and even smaller in the area with evident anomaly gravity.
基于离散余弦变换(DCT)的重力异常垂向二阶导数的计算方法是笔者提出的新方法。
It is a new method that calculate vertical second derivative of gravity anomalies based on discrete cosine transform (DCT).
一种正的重力异常,是由上覆在相对低密度的盐丘上的致密的盖层岩石引起的。
A type of positive gravity anomaly that results from the presence of a dense cap rock overlying a relatively low-density salt dome.
本文解译了南海地块细结构的重力异常特征,并探讨了南海海盆的形成与演化。
In this paper, the thin features of gravity anomaly in the South China Sea block were explained and its formation and evolution was studied.
用常规方法对地改后的布格重力异常进行处理效果不佳。
Conventional methods fail to bring good processing result of gravity anomaly which has undergone terrain correction.
本文导出了某些三维规则形体重力异常的希尔伯特变换式。
In this paper Hilbert Transforms for gravity anomalies of some regularly shaped three dimensional bodies are derived.
岩石物性测定表明,金红石榴辉岩的纵波速度极高,会产生明显的反射与重力异常。
Measurements of physical properties indicate that the rutile - bearing eclogite, due to its very high seismic velocity and density, can produce reflections and gravity anomalies.
理论计算表明其影响值可达10毫伽左右,与观测的重力异常值大致相当。
Theoretical calculations show that the influence value can reach 10 milligals or so, and matches fairly well with the observed gravity anomaly value.
经地震证实,这种重力异常图更符合地下的真实地质结构。
Seismic results confirm that this gravity anomaly map is more close to the true geological structure of the subsurface.
重力异常线性构造信号极大值两侧的等值线分布范围比重力异常水平总梯度的极大值两侧等值线分布的范围要窄。
Both sides isopleth width of gravity anomaly linear structure signal is more narrow than that of gravity anomaly level total gradient.
本文简要介绍了均衡重力异常与地震关系的研究。
This paper outlines studies on the relationship between isoanomaly gravity and earthquakes.
传统的作业方法是通过测量地球表面固定点的重力值、水平坐标和高程得到重力异常来求解混合边值问题。
We had used height anomaly to solve the mixed boundary value problem by measuring the value of gravity of standpoint, level coordinate and height.
利用重力场的泰勒级数展开式,可求出重力异常的四次导数。
The forth derivative of gravity anomaly can be obtained by Taylor series expansion of gravity field.
因此,应用本方法处理实测重力资料,必须首先了解引起区域重力异常的场源情况。
Therefore, the deep sources producing the regional anomalies should be understood during using the method to process observed gravity anomaly.
根据外空扰动重力与地面数据分辨率及其覆盖范围之间的关系,将重力异常分成不同频段、不同分辨率,分别计算了截断误差。
From the relation of spatial disturbing gravity and ground gravity data resolution as well as its scope, truncation errors are computed by dividing the gravity anomaly into frequency and resolution.
被掩埋的高密度结晶岩山丘显示为正的重力异常。即使砾岩露头也会显示出比周围的泥岩和泥灰岩高的重力异常值。
Buried hills of high density crystalline rock appear as positive anomalies and even outcropping conglomerates will show higher values than surrounding claystones and marls.
布格重力异常图与地质图的对比表明,本区的局部重力异常主要是由玲珑花岗质杂岩体引起的。
Comparison of the Bouguer gravity anomaly map with geological map shows that the local negative gravity anomaly is caused by the Linglong granitic complex.
在从观测布格重力异常中扣除上述密度异常引起的重力异常后的数据基础上,直接反演了中国西北区域莫霍界面的深度。
Subtracting the gravity anomalies caused by density anomalies from the observed Bouguer anomalies, we inversed the depth of Moho of northwestern China by using the residual anomalies.
在从观测布格重力异常中扣除上述密度异常引起的重力异常后的数据基础上,直接反演了中国西北区域莫霍界面的深度。
Subtracting the gravity anomalies caused by density anomalies from the observed Bouguer anomalies, we inversed the depth of Moho of northwestern China by using the residual anomalies.
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