... Ansys(4) so vi TLKT(6) ch bay thng Gúc tn Gúc C t (a1) (a2) 0 10 15 Cy (2 ) -(4 ) (a3) 0.01 0.06 0.06 0.14 [(4 ) -(2 )] /(4 ) % (a4) 21.2 -18.8 -8.8 -13.7 Cy (2 ) -(6 ) (a5) 0.03 0.04 0.02 0.09 [(6 ) -(2 )] /(6 ) ... biu thc: b2 S ( ) ( ) p ( ) (p) 1p ( ) ( p 1) b pp l pp ( p p b p l p p b p l ) (3 .33a) mz 1p ( ) ( p ) 1p 1p1 ( ) ( p1) 1p1 b N n p1 ( ) ( ) p1 pp bpp1 l pp1 x p (pp bp l x ... 0,0101.3 sign().0,0718. 1,9835. sign().0,0636, (n 3), (4 .8) H sign().0.1069. 1,2097. sign().0.3004, ( n 2) L 0,0005. sign () .0,0102. 0,6747. sign () .0,005, (n 3), L sign () .0.022....