The discussion contained follow-ing three aspects:the renovation principle of the seismograph sampling process of the analogtape records as well as the effet of its practical application.

• 本文围绕着模拟磁带记录地震仪，如何应用于工程地震领域中，进行基底勘查这个问题，从地震仪的改制原理、模拟磁带记录数据的采集处理，及其实际应用效果三方面进行了论述。