梯度测量

海洋磁力梯度测量的误差源分析

Analysis of Error Source in Marine Magnetic Gradient Measurement

全加速度计惯性导航与重力梯度测量系统设计

Design of all-accelerometer-based inertial navigation & gravity gradient measurement

提出了一种利用CCD单目图像的灰度梯度测量三维表面的方法&灰度梯度法。

A kind of method of measuring three-dimensional surface , gray gradient method , to use gray gradient of CCD image , is proposed .

NEM-1型数字式木材含水率梯度测量仪是为木材干燥窑而设计的。

The NEM-1 moisture meter is designed for wood drying kiln control .

10MeV质子直线加速器四极透镜磁场梯度测量

The Gradient Measurements of Quadrupole Magnet of 10 MeV Proton Linac

卫星重力梯度测量与地球引力场的精度研究

Research on accuracies for satellite gravity gradiometry and earth 's gravitational field

快速傅里叶变换在卫星重力梯度测量中的应用

Application of fast Fourier transformation in measuring satellite gravity gradient

航磁梯度测量及其在砂岩型铀矿勘查中的应用初探

Aeromagnetic gradient survey and elementary application in sandstone type uranium deposits prospecting

脉冲四极磁铁峰值梯度测量

Measurements of peak field grandient of pulsed quadrupole magnets

重力垂直梯度测量技术在隐伏岩溶探测中的应用

The application of vertical gravity gradient survey in the exploration of hidden karst

基于原子干涉测量技术的卫星重力梯度测量

Satellite Gravity Gradiometry Based on Atom Interferometry Technique

卫星重力梯度测量技术将是未来卫星重力测量发展的必然趋势。

The satellite gravity gradiometry will be the trend in the gravity satellite domain .

并对重力垂直梯度测量的观测误差及最佳仪器高差的选择进行了较深入的探讨。

In addition , the survey error and the optimum difference of instrument altitude are discussed .

航空重力梯度测量技术及应用

Airborne gravity gradiometry technology and Application

对每一种误差的形成原因及对梯度测量的影响进行分析，得出了一些有益的结论。

The cause of the errors and the infection of them to the gradient measurement are analyzed .

最后，在该研究工作的基础上，展望了下一步重力梯度测量工作的重点。

Based on this study , we prospect the future work in measuring the gravity gradient at the end .

探讨了卫星梯度测量在重力勘探、地球动力学与地震预测研究中的多种用途；

And many uses of satellite gradiometry in gravity survey , geodyna-mics and earthquake , prediction research have been investigated .

双频梯度测量探查井巷漏水水力联系

The application of dual frequency gradient survey to the detection of hydraulic connection for water leakage in wells and adits

最后，反求轨道误差和位系数误差对重力梯度测量值的影响。

Finally , the influence of orbital errors and potential coefficient errors on the gravity gradient measurements are conversely found out .

在引进高精度航磁梯度测量系统的基础上，对潮水盆地某地区进行航磁梯度测量飞行。

Carrying on the survey fight in some area of Chaoshui basin based on the survey system in high accuracy aeromagnetic gradient .

本文介绍了在单个磁光阱基础上利用双原子喷泉实现原子干涉重力梯度测量的研究工作。

This work demonstrate a gravity gradient measurement by atom interferometry using double atomic fountains based on a single magnetic-optical-trap ( MOT ) .

双频梯度测量法有抗干扰能力强、分辨率高、仪器轻便等特点，实践证明应用效果很好。

Characterized by strong anti-interference capacity , high resolution ratio and portability of the instrument , the dual frequency gradient method has proved effective in practice .

将影响梯度测量的误差主要分为四种：系统误差、航向磁效应、几何效应、波浪噪声及传感器运动误差。

The errors in the marine magnetic gradient measurement are divided into system noise , heading errors , geometrical effects , swell noise and sensor motion .

为利用重力梯度测量数据来提高重力场模型的精度，本文从球谐函数谱分析理论出发，导出了重力梯度场球谐谱分析的迭代算法公式。

In order to improve the pricision of gravitational field by using gravity gradient data , We have deduced the iterative formula of gravity gradient spectral analysis based on harmonic spectral analysis theory .

数值计算表明，与地面技术和常规卫星方法相比，卫星梯度测量可使重力场模型的精度至少提高3&5倍；

The numerical computations show that the satellite gravity gradiometry can increase the accuracies of gravity field model by 3-5 times at least in comparison with the ground technique and conventional satellite methods ;

我们根据该仪器现有的测量资料来判断：所谓艾菲技术基本上是一种精度很差的重力垂直梯度测量，根本谈不上是什么直接找油新技术。

We can say from Affinity System data that Affinity technique is basically a vertical gravimetric gradient survey with poor accuracy , and can 't be called as a new direct oil detection technique at all .

以本文建立的单一数据反演计算的数学模型为基础，利用最小二乘法结合卫星重力梯度测量数据进行了反演试算，得到了较满意的反演结果，并对反演结果及误差进行了详细的分析。

Using least squares combined with satellite gravity gradiometry data to simulate on the basis of the mathematical model and get a more satisfactory inversion results and carry outa detailed analysis of the inversion results and error .

随着我国天然气水合物勘探和开发的程度越来越高，开展大比例、高密度海底沉积物原位温度梯度测量可以给天然气水合物勘探和开发提供更多的海底地热信息。

Along with the development of natural gas hydrate exploration in our country , starting large scale and high density temperature gradient measurement of abyssal deposit in situ can provide submarine geothermal natural gas hydrate exploration and development with more information .

结果表明，在（sinψ）2≤0.5范围内，应力梯度对测量结果有明显影响，应力测试值因应力梯度存在而偏离真实值。

The results show that over the range of ( sin ψ) 2 ≤ 0.5 , there are significant effects of stress gradient on the measuring result .

平台式航空重力梯度仪测量原理与信号检测

Measure principle and signal acquisition of airborne gravity gradiometer based inertial platform