I ( I DB61 ( DB61 / 308 -2003 ,, • .• 2003 -10-01 ~1ii 2004 -01 -01 ~:&i DB611308-2003 ...u~->-I'lU .............................................................................................................. .I ~ 1 f[i!II ......................................................... ·· .. ····.. ·· .. ····.. ···..···· ........ · .. ·· .. · .. ····1 , . 2 ~1i1tt9Im)({!f··· ....············ .. ·····..·..·.. ·.. ·· .. ··· .. ·· .. ·.. ·······.. ·······.. ·.. ·.... ·.. ·· .. ·······1 3 *ift···················································· ...................................................... ··1 4~* ............ · .. ·· ........ ···· .. ·· .... · .... ·· .. · .. · .... · .. ·· .. · .. · .. · .. · .. ···...... ·· .. ···.. ·· .......... · .. ··1 5 Jlir~mJ""""""""""""""""""""""""""""""""""""""""""""""""""""""2 OB61/308-2003 m.(~~A~~~~~~~~~). (~$A~~~~*~~~~~)~(.W~ ~YfEiEtJj(~E(.7f~JF~~~~f§Jj) , *fttJ~*f;FffEo *fijflJg 5!ilttltttfirJif;Fit 0 *fijflm.W~'~~~tp ;m~I±F):t~31=i 0 *fijfl®:&t.{ll: *$:*~ .1ffi~'~~f4~~~ ±~®:&tA: *tt~ XtJtatft ~ m 3:.~5R ~J\?1:. *fijfltt7X~11l 0 DB611308-2003 *fJF11H1J:E 715 YIB Jf*~* yiJ~4m:fiFJil(a<J ~{IVfll~mttrrt: 0 *f~1t:ulFfFf /9f;ffJA~l5 YIB Jf*1t~ B'il~*:fiFJil(~N, ~Jlit15YIB Jf*I~~~J.9l [3 Jffl~PjiiJ i-¥1Jt , ~i9:J.9l § Jfmi~Hpi&tli~i&bt" ~I~q~litNF Fn B'~~*:fiFJil(~~ 0 2 ~ratt5Im:stf!f r9tlX{!j:~a<JJR~iiil1*fjf-lt5IJflmJflX.Jg*fJFtta<JJR~o }JJ~ff BM~i3IJflx{!j:, JtflJfIFnJifi;ffa<J{~ &.(~§m~~~~~)~~~AA~~~JflT*~~,~mJ,~~mm*~~~flX.~U~~n~~~ ~1lJ~m~@x{!j:a<Jlli~lUR*o fL~~ff BMa<Ji3I JflX{!j:, ;lt~~IUR*~mT*fjf-~o GB3838 :l1kwkJ}fl191::il:tT-ft GB/T 12997 *191:**Fn~i&t:it1i*:1i!l.'.JE GB/T12998 7k191:**F1i*tl!Ji;f GBIT 12999 *191:**F*F&1 ~~:ff;fl1~~1i*ttJ:E GB/T 16488 *191: l5¥lil~fnZ9Jm!fmymtJ(Ji!JlllJE ~}r~jt;1lrt: GBIT 11914 *191: 1t~fM~:!i:a<JmtlJE lt~~~rt: HJlTSl *,f9t :@:~:!i:a<J~tlJE ltitrt: HJ/T60 *el: il,i1t!fmtJ(J~tlJ:E Mltl:7i: 3 /!tift l5tmJf*~*! }]tYIBAA.i±l*ld.lit'i~;#-, ;#-rf1-:~~IZ::1:rZ::fiI':fj~*o 4, ~* 4.1 l5YIBJf*~7kJ.ilzuH99.H!!L ~J¥U[HlfffJF1tJ§@Iffo ~[Hlff16\@!:fiFJ'&tJ(J~*, :fiF~mrtit*tT-ft 4.3~~*o 4.2 l1ymJf*Jlt*~itilf:fiF:fj~GB3838~ I , II~*~, :fiI'AGB3838ill , N, V~*~~~*tA fr*~fto 4. 3 15YIB Jf*~*!f-fm: 15!41!!fm a<Jlll~itilf:fiI'~l't<llm rq:it~ 1B'il ~lJE 0 I l5YIB~ 1t~m;¥tl: 1ttiJdit Mi1t4m i ~1000 ( ~F~~:l.1!?l8:. ) ~8 ~l.O ~lS0 ~2000 ( ~~:l1k[K ) j