... 20 0 1 .2 240 S1 11 .21 Văn phòng 20 0 1 .2 240 S2 7.77 Văn phòng 20 0 1 .2 240 S3 43 .20 Văn phòng 20 0 1 .2 240 S4 46.40 Phòng thí nghiệm 20 0 1 .2 240 S5 9.49 Sảnh cầu thang 300 1 .2 360 S6 9.45 Sảnh ... 0.33%10 24 2 20 03.93 29 .0 91.0 α 2 = 0.0105 M 2 = 4 ,20 0 0.035 0.9 82 2.09 0 .23 %8 24 1 20 0 2. 51 20 .0 100.0 β1 = 0.0530 MI = -1 7 ,21 9 0.119 0.937 6.57 0.66%10 120 120 6.54 20 .0 100.0 β 2 = 0. 021 0 ... = -5 ,441 0.038 0.981 2. 47 0 .25 %8 20 4 20 0 2. 5115.0 75.0 α1 = 0.0196 M1 = 5, 325 0.065 0.966 2. 62 0.35%10 29 9 20 03.93 23 .0 67.0 α 2 = 0.0046 M 2 = 1, 326 0. 020 0.990 0.89 0.13%6318 20 01.4115.0...