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䓊Aɰܹˇ
Դchangbanqiao l(f)rg2021-6-22 14:15:56

䓊AɰҎ(gu)JʡL򡹲䓊AɰҎ(gu)AgCеȴwСp,LLˮ|(zh)l(wi).䓊AɰҎ(gu)gӭԃ

   䓊Aɰܹˇ

    Lp@O(sh)了٣̓(ni)b㣬Ŀǰa(chn)S~sݬR|(zh)һr񸂠܅|(zh)xĝT≺Ժ(ni)Bm(x)p@^O(sh)(f)sO(sh){(dio)ԇõԒ|(zh)(wn){(dio)ԇҲUa(chn)Ʒr^a(chn)Чʸ䓊Aɰܹˇ䓹Bm(x)p@ˇИI(y)˼·:


ĿǰSBm(x)p@ܵİl(f)չʹBm(x)p@Aɰܵă(yu)ҲڱÑVJɺҕ


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F(xin)еĹܵ˜ʣ GB/T 21238-2007 ƶr˿]˜ʵďVԺm(yng)˜Ҫ(c)ڶLp@ָܵ]ЌBm(x)p@ܵTҎ(gu)F(xin)еĘ˜ʲmڌBm(x)ܵa(chn)ƷO(jin)|(zh)

бҪڬF(xin)И˜ʵĻA(ch)ƶBm(x)p@AɰܵИI(y)˜ʣBm(x)p@ܵһЩMмa

͸gԺʹÉL䓊Aɰܵă(ni)r֬(gu);^͸gҿԸ(j)ͬĭh(hun)ݔͽ|(zh)xͬĘ֬ʹ͸gܾһ`ҲPoӷoO(sh)ӋʹÉ _50꣨˜_Ҏ(gu)@ǻܺ䓹ܶoȔMġ

BܺÕrB̎lOO%ԇ,ͬr䓹ܵȡ4Ӳͬ|(zh)Mϵă(ni)rӣ䓹ܲph(hun)zܷzȦвB,b1Ӹ֬zŒ1Ӹ֬>90%1Ӹ֬>70%ᘿ1Ӹ֬>90%W(wng)M@ČӾЃ(yu)ķB(gu)4oи߶ȷBĿɿ

ĥСݔ\߹ܺͻܵıֲڶҲ䓹ֲܱڶʹÉڃ(ni)ֲ׃䓹@pسˮĥpʧͬڏ¿ݔ50%ˣݔͬlO(sh)Ӌx^СֱIJ䓹ܣĶ͹̳ʼc䓹ֱܻͬIJ䓹ɜpى^pʧ(ji)ʡõĹļsĿ䓹ܲ䓊Aɰ30%~40%A(y)(yng)ף͹ܵL\MA(y)(yng)īTFܹͲܵ?䓹ܵă(ni)⻬ϵ(sh)H0.0083ңhС䓲ϵ(sh)0.00840.0130.0130.0110.0114|(zh)p\ݔbܵ1/10^pIJ䓹ܣH\ݔ^й(ji)ʡͺ߀ˌ·Ҫ󡣴12mĆιLȜp˽^(sh)Bӟo躸̎ꎘOob˰bLU߀ܽbжͰbM

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䓊Aɰܹˇ䓹ܵڬF(xin)MиƣԱSrm(yng)F(xin)İblb`a䓹ܵ|(zh)Hͬڏ䓹ܵ1/4~1/2gӭS
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