GB 50264-2013 第5.4.3条
| | When the pipe insulation thickness exceeds 100 mm, it shall be installed in layers, with staggered and overlapped joints between layers, and the seams of the inner and outer layers shall be offset. |
| | When the pipe insulation thickness exceeds 100 mm, it shall be installed in layers, with staggered and overlapped joints between layers, and the seams of the inner and outer layers shall be offset. |
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