Theory analysis shows that the technology has apparent advantages in the aspects of reliability, efficiency, safety, locating precision.

理论研究和分析表明，该定位技术在可靠性、时效性、安全性和定位精度等方面具有明显的技术优势。

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Usually, side-wall core taker uses apparent resistivity curve for locating formation.

井壁取心通常是采用跟踪视电阻率曲线定位。

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To use these advantages, based on studying lots of locating methods, this paper present a new method which use seismic arrival-time and apparent emergence angles to locate earthquakes.

结合这些有利条件，在深入学习传统定位方法的基础上，本论文提出了联合利用地震波到时和视出射角参数进行地震定位的方法——地震波到时与视出射角联合定位方法。

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