通过精密观测(误差在1%以下)，能获得地震的前兆信息。
Through precise observations (the error of which should be smaller than 1%), it is possible for us to obtain precursory information of the earthquakes.
精度分析和实际应用表明；观测成果是可靠的，采用几种精密测量方法联合进行，可以满足观测标志的高精度要求。
The precision analysis and practical application indicate that all the results are reliable and united several precision surveying methods can satisfy high accuracy.
用钢尺做精密量距是土坝纵向水平位移观测的最优观测方法。
Using steel tapes to measure the distance is the best method for the observation of the horizontal displacement of earth DAMS.
通过工程实例，介绍了高精密电子水准仪在沉降观测项目中的应用及其观测效果。
The application of high precision electronic level in settlement observation and the observation effect were introduced through project examples.
这种方法是通过观测精密薄板玻璃和基准平面反射同一参考物的像，检测两个像分离的程度来判定精密薄板玻璃的翘曲度。
The method can detect the warp by observing the distance between the two images reflected from the precision sheet glass and the standard plate for the same reference object.
针对卫星精密定轨过程中观测资料存在粗差以及观测资料的合理定权问题，将抗差方差分量估计引入到卫星精密定轨中。
In this paper, the robust variance component estimation is introduced into the satellite orbit determination to resist the effects of outlying observations and to determine the weights.
设计完成后的精密相干检测仪嵌入式系统具有功耗低，体积小，观测精度高，功能扩展性强、可作为开发平台等特点。
After finishing designing, the PCDIES has many feathers: low power consumption, less size, higher observation precision, strong ability of function extended and enable to used for developing platform.
至2000年的141年间，地面和空间实验、天体和宇宙观测检验相对论性引力理论的精密度均改进了三个数量级。
During the 141 years to 2000, the precision of laboratory and space experiments, and astrophysical and cosmological observations on relativistic gravity have improved by 3 orders of magnitude.
应用精密水准测量方法，于1993年在温泉区取得三十周期的观测成果，结合以往资料进行综合分析，得出初步结论。
The paper provides the surveying results 3 periods with high-precision levelling in Hot Spring Area in 1993. A preliminary conclusion was achieved by analysing former materials.
这种方法是通过观测精密薄板玻璃和基准平面反射同一参考物的像，检测两个像分离的程度来判定精密薄板玻璃的翘曲度。
Methods A reference object whose area is known to the wound is set and the digital image processing is utilized to measure the wound area.
这种方法是通过观测精密薄板玻璃和基准平面反射同一参考物的像，检测两个像分离的程度来判定精密薄板玻璃的翘曲度。
Methods A reference object whose area is known to the wound is set and the digital image processing is utilized to measure the wound area.
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