Space-time variation of gravity in Xi'an since 1992 is summarized.
概述了1992年以来西安地区的重力场时空变化特征。
The Variation of gravity field in this area may be caused by the crustal deformation or deep transference 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 variation of gravity induced by relief features includes 3 aspects. So the results of gravimetric measurement should BE corrected.
由地形起伏因素造成的重力变化包括三个方面，所以重力测量的结果需要进行三种校正。
At head area of the reservoir: the maximum gravity change is near Xiangxi. Monitoring the variation of gravity field and further study should continue in the future.
库首地区：最大重力变化区域在香溪附近，蓄水后的重力场变化需要继续监视和深入研究。
Not only does a gross gravity separation of gas and oil occur within a reservoir but more subtle variation may also exist.
储层不仅有气和油的总重力分离出现，而且还存在更加微妙和复杂的变异。
The lateral inhomogeneity and the variation of density contrast with depth in the crust and their effects on the inversion of gravity field are discussed.
本文讨论利用重力资料反演莫霍面时，地壳横向不均一性，密度随深度变化以及异常数据滑动平均处理对解释结果的影响程度。
Gravity instruments are designed to measure variation in the force of gravity from one place to another rather than the absolute force itself.
重力仪的设计是为了测量一处到另一处的重力变化，而不是绝对重力值本身。
The practical examples indicate that real earthquake occurrences better correspond to the trends of high gradient zone of gravity variation.
实例表明，实际发生地震的情况和重力变化高梯度带的走向对应较好。
The effects of surface vertical displacements and gravity changes upon the geoidal height variation have been also discussed.
讨论了表面垂直位移和重力变化对大地水准面高变化的影响。
This paper analyses the gravity effect of pendulosity, that is the variation phenomenon of PIGA pendulosity in the gravity field.
本文研究了摆性的重力效应，即积分陀螺加速度表的摆性在重力场作用下的变化现象。
The main cause of the gravity variation is that groundwater has been over mined, thus, hydrous system is so pressed that ground gravity varies.
重力变化的主要原因是过量开采地下水，使含水系统压密，从而导致地面重力变化。
Gravity variation distribution in high negative value region is just consistent with the second shear strain's high value region of strain field obtained from GPS observation.
重力负值变化高值区的分布与GPS观测给出的应变场第二剪应变高值区一致。
On the strength equivalent hypothesis, the theory relation between stress-damage coupling effect and variation of crustal gravity field.
利用应变等效性假设，推导了地壳体的应力-损伤耦合效应与地表重力变化之间的理论关系。
The above efforts significantly improve the present precision and distribution of Chinese national gravimetry network, and also provide important basic data to the study on gravity field variation.
上述的测量极大地改善了我国目前重力网的精度和覆盖率，并为研究重力场的变化提供了重要的基础资料。
The large scale and amplitude of gravity field anomaly variation appeared in north Shanxi area before the earthquake.
晋北地区地震前后出现了明显的重力场变化，并具有异常范围大、幅度高的特点。
Gravity log has such advantages as wide investigation range, small effect of caliper variation, short repeated observation cycle, no limit for depth of the interested zone.
重力测井具有探测范围大、受井径变化影响小、重复观测周期短、不受目的层埋深限制等优点。
By use of mobile gravity data in the northern area of Anhui province during 2005-2007, the dynamical gravity variation features before and after Dingyuan ML4.
利用安徽皖北流动重力监测网2005—2007年的流动重力观测资料，分析了安徽定远ML4。
Based on geological, gravity and magnetic, seismic, logging, physical properties of rocks and testing data, the spatial variation pattern of density in Dongying sag is established.
本文以地质、重磁、地震、测井、岩石物性及分析测试资料为基础，首次建立了东营凹陷密度的空间变化模式。
However, because of the difference in the specific gravity and other properties of synthetic materials in comparison with feathers, a variation of up to 10 per cent shall be acceptable.
但是，由于合成材料在重力作用及其它特性方面与天然羽毛的差异，10%以内的偏差是可接受的。
In this paper, the variation of spectral structure of acoustic gravity waves (AGW's) propagating through a region of vertical wind shear is investigated.
本文研究声重波在垂直切变风场中传播时谱结构的改变。
The result is that there is no centre of pop gravity, as everything has migrated to an ever-expanding margin, where every possible variation in taste is catered for.
所造成的结果就是，流行文化的中心消失了，所有的一切交织成了一张广阔的网络，任何一种品味都会被照顾到。
The influence of the variation of tank's gravity centre during braking process on the brake performance of a tanker with partial load is studied in this paper.
本文研究液罐汽车在减载、直线制动行驶时，液体货物质心位置变化对制动性能的影响。
The influence of the variation of tank's gravity centre during braking process on the brake performance of a tanker with partial load is studied in this paper.
本文研究液罐汽车在减载、直线制动行驶时，液体货物质心位置变化对制动性能的影响。
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