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關注:1
2013-05-23 12:21
求翻譯:Base slab extension to be 200mm wider than the outside diameter of the pipe and concreted at the same time as the base slab as far as the first flexible joint是什么意思?![]() ![]() Base slab extension to be 200mm wider than the outside diameter of the pipe and concreted at the same time as the base slab as far as the first flexible joint
問題補充: |
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