| 1. | Crust deformation measurement 地壳形变测量 |
| 2. | On the heterogeneity of the anomaly intensity of the crustal deformation prior to earthquakes 地震前地壳形变异常分布的非均匀性特征 |
| 3. | Technical requirement for the observational environment of seismic stations part 3 : crustal deformation observation 地震台站观测环境技术要求第3部分:地壳形变观测 |
| 4. | The measurement of earth tilt is an important method of studying earth crust deformation and its earth tide , which means much to geodynamics and the observation of earthquake prognostic 地倾斜测量是研究地壳形变及其固体潮的一种重要手段,它对地球动力学研究和地震前兆观测都具有重要意义。 |
| 5. | Vertical pendulum tiltmeter , which is the third generation continuous observation instrument of earth crust deformation , processes digital function . its features are small size high precision fine stability and digitize 高精度垂直摆倾斜仪是第三代具有数字化功能的地壳形变连续观测仪器,其特点是体积小、高精度、高稳定性和数字化。 |
| 6. | The observation data of both leveling and base line from 32 sites located in yunnan and sichuan faults are processed . the active characteristics , the active quantities and directions about several of main faults are summarized 通过对四川及邻区(云南省境内)的32个地壳形变跨断层短水准、短基线测量场地观测资料进行处理、分析,研究四川及邻区主要是川滇块体内各活动构造带的断层活动习性、量级和时序变化特征。 |
| 7. | The pre - seismic and post - seismic stress direction can be statistically determined by a large collection of foreshock and aftershock focal mechanism data while the stress drop can be determined through the source fracture inversion from seismic wave data or crust deformation data 地震前后的应力方向可根据大量前震和余震震源机制统计给出;地震应力降可通过地震波或地壳形变资料的震源破裂反演研究得到。 |
| 8. | Fortunately , the modern geodetic measurements such as the global positioning system ( gps ) technique can overcome the shortage of the geological and seismographic methods in the time dimension ; and yet , the coverage of the geodetic survey stations is not sufficient . as a result , it is necessary to employ numerical simulation to investigate the continuous deformation of the crust 而以全球定位系统( gps )等技术为主的大地测量方法弥补了地质和地震学方法在时间维上的不足,但大地测量方法存在测点覆盖不足及测点地理分布不均匀的缺点,因此,要得到连续的地壳形变场有必要借助数值模拟方法。 |
| 9. | This paper elementarily collects the anomalies of coseismic and post - seismic effect such as seismic activity , crustal deformation and underground liquid and so on observed in china ' s mainland , which include the evident seismic activity ( especially in yunnan ) increase , obvious crustal deformation , such as the abnormal variation of crustal stress and strain in bore volumetric deformeter and the remarkable change of underground temperature , the chemical component , especially the underground water level 初步汇集了在中国陆区观测到的地震活动、地壳形变、地下流体等多学科震时和震后效应的异常变化,包括地震活动性(特别是云南地区)的显著增强;地壳形变观测,尤其是钻孔应变观测记录到地壳应力应变的震时和震后显著变化,以及地下水温度、化学成分、特别是水位的突出变化。 |
| 10. | In order to integrally interpret the modern geodetic data , on the basis of available works , we put forward the basic concept of the coupling movement between the crustal deformation and density change , analyze the theory of coupling movement , and derive a general strict formula of time - varying gravity caused by the coupling movement 摘要为整体解释现代大地测量数据,提出了地壳变形与密度变化耦合运动的基本思想;分析了地壳变形与密度变化耦合运动的基本理论;导出了由地壳形变与密度变化耦合运动引起的重力时间变化一般严格公式。 |