For the Chenjiachong tunnel rebuilding project, the junction and seepage of the fresh and old concrete are tested by using the ground penetrating radar and microwave humidity equipment.

结合既有陈家冲隧道改建工程，采用探地雷达和微波湿度测定仪检测了新旧混凝土接缝处结合状态和渗漏情况。

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For the Chenjiachong tunnel rebuilding project, the junction and seepage of the fresh and old concrete are tested by using the ground penetrating radar and microwave humidity equipment.

结合既有陈家冲隧道改建工程，采用探地雷达和微波湿度测定仪检测了新旧混凝土接缝处结合状态和渗漏情况。

youdao