“seismic vertical”的概念、定义、翻译、参考文献-科学参考

单词	seismic vertical
释义	seismic vertical [`sīz·mik `vǝrd·ǝ·kǝl] ^GEOLOGY 1. The point on the earth's surface directly over the point within the earth from which an earthquake impulse originates. 2. The vertical line between the surface point and the point of origin.
随便看	radio direction finding radio Doppler radio duct radio echo radio echo observation radioecology radioelectric meteorology radio element radio emission radio energy radio engineering radio facility chart radio facsimile system radio fadeout radio fan-marker beacon radio field intensity radio field-to-noise ratio radio fix radio fixing aid radio frequency radio-frequency alternator radio-frequency amplifier radio-frequency bandwidth radio-frequency cable radio-frequency cavity preselector

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。