基于冲击回波法的预应力管道压浆密实性检测 |
| 渠广镇, 周广利, 张科超, 王彦伟 |
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The detection of grouting compactness of pre-stressed ducts based on the impact-echo method |
| Guang-Zhen QU, Guang-Li ZHOU, Ke-Chao ZHANG, Yan-Wei WANG |
| 图2 3种预应力管道冲击回波响应 |
| Fig.2 Impact echo response of three kinds of prestressed pipelines |
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