工业企业设计卫生标准(GBZ 1-2010), 第5.2.1.5条

工业企业的总平面布置，在满足主体工程需要的前提下，宜将可能产生严重职业性有害因素的设施远离产生一般职业性有害因素的其他设施，应将车间按有无危害、危害的类型及其危害浓度（强度）分开；在产生职业性有害因素的车间与其他车间及生活区之间宜设一定的卫生防护绿化带。

Hygienic Standards for the Design of Industrial Enterprises(GBZ1-2010), Article 5.2.1.5

The general layout plan of the industrialenterprises, with the guarantee of satisfying the needs of the mainconstructional engineering, shall be designed in a way that the facilities thatmay create serious occupational heath hazards should be separated from otherfacilities that create normal occupational hazards and workshops should beseparated by hazardous workshops, hazard-free workshops, hazard types, andhazard concentration (strength). There shall be certain green belts betweenworkshops with occupational hazards and other workshops & living areas.