... (I)j(m4) 2, 10x10-1 2, 10x10-1 2, 10x10-1 (A)j(m 2 ) 2, 99x10 -2 2,99x10 -2 2,99x10 -2 (l’)j(m) 27 ,43 27 ,43 27 ,43(Kx)j (N/m) 4 .26 E+07 4 .25 E+07 4 .25 E+07 (Kf)j (Nm/rad) 4.36E+08 3.52E+08 ... Y-0.0000008-0.0000006-0.0000004-0.00000 02 00.00000 02 0.00000040.00000061 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Thôøi gian t=T/10 (s)C.vò U2(m)Houbolt SPTT Newmark Wilson Tinh0. 52 31.0460 .26 0.78 ... 23 .675EI/(l’)3(N/m) 2. 08E+04 1.78E+04 1.78E+04F15.81E-03 5.87E-03 5.87E-03F 2 2.32E-04 1.97E-04 1.97E-04F34.87E-04 4.17E-04 4.17E-04N1(Hz) 1.737 1. 727 1. 727 N 2 (Hz) 2. 5 02 2 .24 5 2. 245R10.936 1 .20 5...