本文介绍我所声波测井技术在岩质地基勘测中的应用情况。

This paper describes how the acoustical log technique is applied to the exploration work on rock foundation.

youdao

本文介绍我所声波测井技术在岩质地基勘测中的应用情况。

This paper describes how the acoustical log technique is applied to the exploration work on rock foundation.

youdao