Method and apparatus for lining a pipe with a polymer liner.
Kenneth Hicks： 用于利用聚合物衬里将管道加衬里的方法和装置。
The shear character in the interface between soil and structure in high stress is one of key research in shaft lining fracture theory. It has briefly introduced the experimental apparatus and process.
高应力下土与结构接触面剪切特性的研究是当前井壁破裂理论研究的关键之一，本文对高应力作用下的实验仪器和实验过程做了简要的介绍。
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