䓹ܵճӹˇھW(wng)ǂٶĎеҲ^Ԕ(x)Ȼ߀зׂ֞EɣrЧ߀ЕrЧ̎ĥѽ坍ѽDͿz߀һЩ(zhn)^еһЩע헶ע
䓼ˇ: ģˢͿÓģģ䁘֬(0.51.0mm z) z׃Ӳ ģ䁌ӲͿ֬Ͳ֬ڲ䓳͕r_ʼ̻ȡ䓼
䓼ճӹˇ ֬Ķԣ ڌM(jn)ճӺܷrиVšճӲ䓼õzճһ۰zz@ЩzճӲ䓼 γɏw c䓼ճι ȫɿ
rЧ̎ģȡIJ䓼RճӺܷ Ҫ(jng)^rЧ̎ Աȥ䓼rδ(yng)ȫһЩ|(zh) wϩד]l(f)|(zh)⣬ rЧ̎߀ڲ䓼(ni)(yng)ጷź͡@fĕrЧָ̎䓼 23 z϶ 50%ėl£ كϡڕrЧ̎ǰ ߀(yng)䓼 60 z϶ȡ80 z϶ȵėl¼ӟ 46 Сr
ĥ(jng)^rЧ̎^IJ䓼 ôɰ һ80#120# M(jn)дĥ̎ ȥrЧ̎^һЩW(xu)|(zh)
坍坍zճ(yng)ԓʹõ坍һЃɂ;: ϴùI(y)üסƿ ppuӣ_ֻИO坍մϼÕr ֻһã Sز Ҫøɵļ팢坍(˕rϑ(yng)]κn).坍ꮅ (j)ضȗlһΕrg Դ_坍ȫ czճ坍һ㶼лײĵã ʹzճcײиõճ
ˢͿͿķ ߀ڱzDzIJρwճӌ tDzȫֹ⾀ճӄƉĵ ճ܇Ǽ (yng)ճӹˇcM(jn)O(sh)ӋͲã ʹ֮ճڲճǰǼճ棨һ̼䓻\ͲĻXͲģ̎c䓼̎ͬ ĥ坍Ϳ
Ϳ܇õIJ䓼һǰеġ@ʹ⾀܉ֱӴ^䓼zճ Ķzճϻ zճճ ճʧճǰ(yng)ڲ䓼ˢͿһӵͿ⾀䡣⾀䓼ĴС 0.5% ǿҊĴʲ^ 20% ڲ䓼ճӲˢͿͿЧֹ⾀ճӄƉ.⾀ҊĴʳ^
Ϳz܇ǼͿ۰zz zΑ(yng)Ρεijߴ(j)zӵĺȺ͌ȶ(dng)䓼cǼճϕr εz߀ڰѿ՚ȫųzճ ՚zճγճȱ
ճ^еע헡 ճǰzıɌ@zճˣ ճ^ һҪͿzĕrgzճɕrgһ ճӶһճӺҪ˵õĺȣ A ӲczӲஔ(dng)ӽzω|KC@һcճӷdzҪ
Y(ji)Z ֮ 䓼ճTa(chn)đ(yng)кɴɵIJ䓼_ѣ ҲճӺ ܇ıƽȺ܇ŤD(zhun) 䓵ճӼg(sh)ڱԽԽĿ܇a(chn)SJ(rn)֪͑(yng)䓹ܵճӹˇͽB@ôP(gun)ע
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