重力

In this paper, the flight states estimate project of the missile active phase based on moving-base gravity gradiometer is put forward. The real-time flight states of a missile are revised by using moving-base gravity gradiometer, measuring the gravity gradient of practical position and adopting the Kalman filter.

为此，提出了基于动基座重力梯度仪的导弹主动段飞行状态估计方案，利用动基座重力梯度仪测得的导弹实际位置引力梯度信息，采用卡尔曼滤波方法，修正导弹当前的飞行状态。

Gravity navigaton system have three elements: gravimeter, gravity map and the algorithm of matching localization of gravity.

重力导航系统有三个要素：导航用重力仪、导航用重力图和重力匹配定位算法。

This paper introduces the principles of the gravity measurement ,probes into the application of the gravity measurement in the dynamic monitoring of the mine drainage,and advance the design thought of the dynamic measurement gravimeter.

介绍了重力测量的原理，探讨了重力测量在矿井水动态监测中的应用，提出动态测量重力仪的设计思想。

Gravity navigaton is based on gravity map. A method of constructing gravity map which can meet the demand of navigation is an important step taking account of the gravimeter and the precision of navigation.

重力导航是基于图的导航，根据导航重力仪和导航精度要求的具体情况，寻求能够保证导航定位精度的重力图构建方法是实现重力导航的重要步骤。

There is a lot of noise in the data observed by airborne gravimeter. Digital lowpass FIR-filter is needed to extract the factual gravity field information from such data.

航空重力测量数据中含有大量的噪声，需要采用FIR低通滤波器来提取实际的重力异常信息。

Principles of platform, SINS, and RISG gravimetry systems and airborne gravity gradiometry are discussed.

讨论了平台式、捷联式和旋转不变式3种航空重力标量测量系统和航空重力梯度测量技术的方法、原理及其现状。

At the end the test of ground gravity solution from simulated satellite data and down continuation of airborne gravimetry are conducted.

提出并建立了球面小波正则化方法，建立了不适定问题的渐近逼近解，利用这种方法进行了模拟卫星数据反解地面重力位试验以及航空重力测量数据向下延拓试验。

A magnetic gravity engine is used to generate power by a permanent magnet and gravitational attraction.

本发明是一种使永久磁铁和地球重力相结合而产生动力的磁重力机。

Gravity survey: Measurements of the gravitational field at a series of different locations over an area of interest.

重力调查：在某一靶区上对一系列不同位置处的重力场所进行的测量。

Gravitational potential energy is the potential energy that an object possesses by virtue of its

如果一个物体在重力场中从A点下降到了B点，那么重力就要对这个物体做功，重力势能就会相应的减少，反之亦然。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。