《采暖通风与空气调节设计规范GBJ1987》属于工具书或百科资料。页面整理了该资料的基本信息、扫描页示例和数字版本获取说明。本数字文件共281页，文件大小约7.09MB。
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- 专题
- 采暖通风与空气调节设计规范GBJ
- 类别
- 工具百科
- 页数
- 281页
- 大小
- 7.09MB
【采暖通风与空气调节设计规范GBJ1987】建设部标准定额司编.pdfNATIONALSTANDARD OFTHEPEOPLESREPUBLICOFCHINA CODEFORDESIGNOFHEATING,VENTILATION ANDAIRCONDITIONING GBJ19-87 Chief editorial department:ChinaNational Non-ferrousMetalsIndustryCorporation Beijing199 Approved department:StatePlanning Commission of P.R.China Dateofeffect:Aug.December30th1987 StatePlanningCommissionofthePeoplesRepublicofChina State Planning Commission,P.R.China IssueNo.[1987]2480 NoticeonPromulgationoftheNationalStandard,theCode forDesign ofHeating,Ventilation and Air Conditioning Inaccordancewith theNotice,issue No.MainSymbols a—Factor forcorrectionof temperature difference ofenvelope;turbulent C一Breezelessness;theratiOf effective thermalpressure difference to effectivewind pressure difference;factor;coefficient hHeight;elevationofcenterlineforcalculateddoor orwindow;height h,-Heightdifferencebetweencenterof
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