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l(f)ڣ2009-05-23

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^ĿհָڷܾڷھI(yng)B(yng)(do)ߵĔF(xin)Ļ(sh)Ŀհһ_(d)30%(yn)صĿ_(d)90%
ɰ(do)ȱ(j){(dio)(dng)Ч0.08ppmf֣հʿ_(d)100%(dng)Ч0.332-0.472ppmr(sh)հʲ10%ͨ^ԇ(yn)(du)M(jn)^ʩMʵ2.9%M4.5%Ҍ(du)սMt_(d)50%ڳнͰհʵķҪУ
1ʩɰ3Ѯ4gʩһΣµٰ20/ɰ(ni)
2𷨣ڰijʢxڸһΝȞ0.2ɰc0.50.1~ĻҺ
3ʩЙC(j)ʸ޼֦دB֦uצ֦̽^L(zhng)֦
ڮڷ۹ҪL(fng)ͬr(sh)߀ۮȬF(xin)ԆֲֲһƷNr(sh)Ҳ(hu)ڷܾ,a(chn)հ½@r(sh)עúڷۘҲǽͰհʵҪʩ ӛ

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