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278 ^11118 t1+x11-st=9 ^4 trB 11-251= Ti-Ni-Si6J+el trl^il=zl oltrl. Blal _H_ol= z)zl l.llq qF+ dEol zl2tt9 =zlol4, ^ilz^J=g Tissi., Ni16Ti6si7, Ni4Ti4srrEE qq ilq. (a) Ti-4BNi-2Si (b) Ti-sONi-2Si ral l-25 Ti-Ni-Si-st=q EllJlErl Q) Ni-Al-Fe-MnZl B tzl q.J+ Ni-Aral B^JBttzl 9Et++ =^Jql 4+^l MSSEzl -fls-sT7"cq olE= "JB9l + HEISE= +E+L]]rrE l3T Bttzl qEl+g_tr ol*94. E6J ol Er+g eAB ol =rl]d}_a =B4lzI ++6Iq €dol 7)E S,zl trIEql NiAt;+A EI,JEq A4 "Jtg Bzlal€ q]^Jg +q ^I+"}r+. trB 11-2619 Ni-Al-Fe-Mnzi BtzlqEr+ e-l TIgr+ ts4€- E]++ + d9l-= ++6J El^l=zlol4. rBE (a), (b)= 7J7+ tl (a) i 0.Sprn 0.5pm ral r-26 TEM. U+4 7l8.,-J4 +0ll p' ofejrfolEel ygg I?l= zJE-d 0l^jl^rl I ,0-75pm