This paper emphasize in study of mechanism of vibration frequency for free site in microseism testing.

本文的着重于地脉动测试自由场地自振频率的机理研究。

youdao

This paper emphasize in study of mechanism of vibration frequency for free site in microseism testing.

本文的着重于地脉动测试自由场地自振频率的机理研究。

youdao