垂直环流、电梯井、厕所和技术设备房等基本元素布置高效，以便空出其他表面。
Essential elements, such as vertical circulation, elevator shafts, toilets and technical premises are efficiently distributed so as to free up the other surfaces.
检查配电房、风机房、电梯机房等设施设备是否符合安全规定，门锁是否完好。
Check the distribution room, wind room, elevator room and other facilities and equipment to meet the safety requirements, the door is intact.
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