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̻޼Ϊ̻𽺰棿

   ü̻𽺰ʹý𽺰漤ҪʹûYMϵһѡ50mm۽ƬʽPLTBMPPLTҪӦùָʽŵ̵ָ߶ȴ10mmͼʻ1.5mmù߷ʽ һ7mmͨ𽺰Ϊʱʪֽ©ֹʪֽʹ߸ϸʱٶȵһΪ0.5-0.8ףٶԽԽ; ǿĵΪ20%-50%ȵIJͬԵҪһЩǿɴ60%-70%˫𽺰4mm˫𽺰ǿҪ1.5mmٶһҪ 0.5ףǿΪ45%,Ӿ̵ָ߶С10mmʱʱһüʱٶһΪ10-15ף;ǿĵΪ18%-28%55%-75%¶0.8-1.5ֱ֮һΪ500-600dpiԽܻԽǿҲҪõ¶ҲõԽС

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