验收规范》(GB50303—2002)、《通风与空调工程施工质量验收规范》(GB50243—2002)、《建筑给排水及采暖工程施工质量验收规范》(GB50242—2002)等国家制定的施工及验收规范为质量验收标准。РThe parties agrees that the construction drawings, explanations of work procedures, design change-orders and such national guidelines on construction and acceptance as the Quality Acceptance Criteria of Construction, Decoration, and Remodeling Projects (GB50210--2001), the General Quality Acceptance Standards of Construction Projects (GB50300--2001), the Quality Acceptance Guidelines of Mechanics and Engineering Projects of Construction (GB50303-2002), the Quality Acceptance Guidelines of HVAC Projects (GB50243-2002), the Quality Acceptance. Guidelines of Water Supply, Sewage, and Heating Systems in Construction (GB50242-2002) are regarded as the acceptance standards for the project.