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ţƤѢ֢״Ҫ

ʱ䣺2017-01-25     Դ֣мо

ţƤѢ֢״Ҫ?ţƤѢķкܶ࣬Ҫݲͬѡͬķ⣬ڵɢ˵šţƤѢЧƵʱһҪԼϵһ͵ţƤѢIJԽ˽⣬ԽܸõţƤѢôţƤѢ֢״Ҫʲô?֣моҽʦ¾

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ţƤѢ֢״Ҫ?

ţƤѢ֢״ɫмбĤ󣬵״ѪţƤѢ֢״ֵٴɫţƤѢƤһԺɫ̶󣬼ںϳΪغɫ߿飬߽ΧԺΣ׽ԣ渲ǶɫмĹγмͻῴһķİ͸ıĤDZƤڼ*㣬ƱĤٹγĤﵽƤͷĶ˴ëϸѪܱƣСѪ㣬Ƶ״Ѫ

ţƤѢһֱȽļʵţƤѢҲһмԺߵĸԡԡƤòȻȺеķΪ0.1%~3%ţƤѢߴ󲿷ֶѰţƤѢѰţƤѢǽϳһ͡

ţƤѢķԣɾֲСƬࡣҲǼȫͻȻ״ƤƤʼΪɫжɫмȥмĤɿѪ㣬ʵ״ԼһңչʱƣѸٶ񻯡

ţƤѢǵһij岿λƤֲȫÿ˶һϸ΢ͬţƤѢΪֲIJλֲͬţƤѢ֢״ͷţƤѢ֢״ţƤѢɵͷƤ˵IJλߵͷΪмһϵеԭγ״ǣͷڲеĻѷ׶ϵ֢״ûСҲлƤ˵ıԵԵĿмĺߡߣ֣ͷмԻɼ

ţƤѢ֢״Ҫ?ܰʾƽʱһҪעţƤѢĻʳ飬ҪԼѹһţƤѢ֢״߸ӦüʱȥҽԺܼƣհѼţ뽡

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