GB 50242-2002 第7.3.1条
| **** | **Drainage pipe installation must comply with design requirements; no-slope or reverse-slope is strictly prohibited.** (A fundamental requirement for backflow and blockage prevention in hotel drainage systems) |
GB 50242-2002 第7.3.1条 Code for Acceptance of Construction Quality of Building Water Supply, Drainage and Heating Engineering
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- GB 50242-2002 第1.0.5条Code for Acceptance of Construction Quality of Building Wat…
- GB 50242-2002 第2.0.1条Code for Acceptance of Construction Quality of Building Wat…
- GB 50242-2002 第2.0.2条Code for Acceptance of Construction Quality of Building Wat…
- GB 50242-2002 第2.0.3条Code for acceptance of construction quality of building wat…
- GB 50242-2002 第2.0.4条Code for Acceptance of Construction Quality of Building Wat…
- GB 50242-2002 第2.0.5条Code for Acceptance of Construction Quality of Building Wat…
- GB 50242-2002 第2.0.6条Code for Acceptance of Construction Quality of Building Wat…
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