orin“technical'”form: m层-d-管》 ·中mmmm=p3333 in“technical'”form: 中mmmm= -Ig ·Φmmnm=0 ·中mm1m=0 ·Φmm1m=-sC93311+sc93322 and as93311=911228 mmin =-sc01122+scp2233 in“technical'”form: ·Φmmmm=sp1313+cp2323 we know"that for a transversely isotropic material,one has: p1313=p1212and2p2323=p2222-p2233 then: am=9a+c(a2) in“technical'”form: 中红mm= +1+y 4G,2E, 。Φm1m=-scp1313+sCp2323 is still::8 0m1m=-s92121-(922-p23 See Equations 9.2 and 13.4. 2003 by CRC Press LLCor in “technical” form: in “technical” form: 8 in “technical” form: we know8 that for a transversely isotropic material, one has: then: in “technical” form: 8 See Equations 9.2 and 13.4. FII II I II cs s 2 E
---- c 2 Et ---- c 2 s 2 ( ) – nt
Et ------ 1 2G
t – ---------- Ë ¯ Ê ˆ – – Ó ˛ Ì ˝ Ï ¸ = – • FIII III III III = j3333 FIII III III III 1 Et = ---- • FIII III II III = 0 • FIII III I III = 0 • FIII III I II scj3311 = = – + scj3322 and as j3311 j1122 FIII III I II scj1122 = – + scj2233 FIII III I II sc n n – t
Et --------------- Ë ¯ Ê ˆ = – • FII III II III s 2 j1313 c 2 = + j2323 j1313 = = j1212 and 2j2323 j2222 – j2233 FII III II III s 2 j1212 c 2 j2222 – j2233 2 ---------------------------------- Ë ¯ Ê ˆ = + FII III II III s 2 4G
t ---------- c 2 ( ) 1 + n 2Et = + ---------------------- • FII III I III – scj1 3 13 scj2323 is still:8 = + FII III I III sc j2121 1 2 -- j2 2 22 – j2233 – ( ) Ë ¯ Ê ˆ = – TX846_Frame_C13 Page 267 Monday, November 18, 2002 12:29 PM © 2003 by CRC Press LLC