双奇偶三维观测系统在国内是一种新的三维勘探方法。
Double even-odd geometry is a new 3-d exploration method at home.
以三维矢量传感器为核心，构建海洋矢量声场观测潜标系统。
A submerged buoy system for ocean vector sound field measurement is designed with the three-dimensional vector sensor as a core.
用研制成功的多波检测计算机三维成像软件系统对观测数据进行处理，其成像结果与已知模型基本相符。
The three-dimensional imaging software of the multi-wave detecting computer processes the test data and the imaging results match the given model.
利用飞机平台的高度机动性可以实现对气象系统近距离、高精度的三维实时观测。
Because of the high flexibility of airborne platform, the 3-d real-time observation of weather systems can be realized in a close range and high precision.
利用三维超声学多普勒流速仪对丁坝坝头附近水流和回流区水流的紊动特性进行了系统的观测和分析，得到了丁坝坝头和回流区的水流特性及紊动动能的分布规律。
Then the turbulence characteristics of the spur dike head and backflow region and the distributions law of flow and turbulence kinetic energy around spur dike are obtained in this paper.
讨论了一类连续三维混沌系统的混沌观测器的设计问题。
In this paper the design of observers of a class of 3d continuous chaotic systems is discussed.
由于目的层反射弱、多次波发育，地震资料品质差，为此二次三维采集时选择了近似全三维的观测系统；
The quality of seismic data was poor because complex and special geological conditions make the reflectivity of the objective formations weak and multiples strong.
鉴于三维三分量的野外作业更加复杂，采集成本更高，因此野外采集地震观测系统的优化分析更为重要。
In view of more complexity in 3-D, 3-C seismic field operation and high cost of acquisition, the optimum analysis of seismic field acquisition geometry is more important.
三维地震勘探观测系统的模式较多，以常规束状观测系统的应用较为广泛。
There are many modes of field setup in the3-dimensional seismic prospecting, and the conventional bunched field setup is applied more widely.
三维地震勘探观测系统的模式较多，以常规束状观测系统的应用较为广泛。
There are many modes of field setup in the3-dimensional seismic prospecting, and the conventional bunched field setup is applied more widely.
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