GB 50500-2013 第4.2.4条
| **** | **Quantities shall be calculated in accordance with the quantity calculation rules specified in the appendix.** The plastering area of guest room interior walls shall be calculated as net length × net height (deducting the area of door and window openings ≥0.3㎡); pipe shafts, air shafts, etc. shall not be deducted. |