working jumbo for tunnel lining的意思|示意
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隧道衬砌工作台车
working jumbo for tunnel lining的网络常见释义
隧道衬砌模板台车 注浆泵grouting pump;injection pump 隧道衬砌模板台车working jumbo for tunnel lining;tunnelling shutter jumbo for tunnel lining 隧道掘进机tunnel boring machine;TBM ..