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PVCܽذ塤ܽذ۸ֲ̳PVCܽذ

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ΪʲôҪѡPVCذ

ʱ: 2016-10-14 : ҵѶ : 1826

PVCذԽܺͶԻıڷѾձ˴שľʵذ壬Ϊװ޲ϵѡǶPVCذ˽⣬PVCذҲ˸õ֪

PVCذʵذáռĵذ塣PVCذԽܺͶԻıڷѾձ˴שľʵذ壬Ϊװ޲ϵѡ

 

 

һװǿ
PVCذرĻɫƷ̺ơʯơľذơݵƵȣ·ۣɫʷḻѤüƴӼףַԼĴȫʦͲͬûͬװηĸԻɫ͹ա޷䣬ʹòɫ

 

װʩݡά
PVCذװʩȽϿݣˮɰ24СʱͿʹá࣬άޣˮۡϡᡢȻѧʵʴһʪϲɨɣʡʱʡװֻһճɹ¡



PVCذΨһõĵ϶ڱǵĵȻԴ̬о޴塣

 

ġӦù㷺
PVCذصIJʺͳǿܣװ㣬ʩݣ۸ȫԸߣ㷺ڰ칫ҡѧУҽԺҩ˶ֳϣ㳡Ƶȹ͸˼ͥ


塢Ÿ
ṹܵı͸ߵݵ㾭޷촦󣬳ǿزϲѣ֤Ÿʣӽڵ̺dzʺ˺ͺӵĵطʹáӲʵزߣŸнϲʱ߻ʹ˽Źǡ

 

 


ȫ
PVCذʹõҪԭPVCϺ̼ƣPVCϺ̼ƾǻ޶ĿԴ޶޷䡣ѴʹǵճУˮܵ;ߡҽõҺܴȣǹҼɫƷ


ߡߵԺͳǿ
PVCذʵؽԵԺܺãijõĵԻָ޶ȵĽ͵˺ͷɢ㲿ijܴԱĻˤˣͬʱƻҲкǿĵԻָ𻵡ݱܽĿռˤ˵ıʽ˽70%


ˡ
PVCذĥķԣͨĵȣPVCذճˮ½Ÿиɬ׻ΪķԣڹȫҪϸߵĹҽԺ׶԰ѡĵװβϡ

š
PVCذԴﵽB1Ҳǵزķ߱׼ȼղֹȼաƷʵPVCذڱȼʱҲԲ˺ϢԵжк塣

ʮ
۾ס칫ӵĻָꡣPVCذеıܽݵ㾭޷촦ͨ޷ȵЧɳĹܣܸ15db-19dBķա


ʮһ
PVCذ澭ĿPVCذ滹˿Զϸнǿɱϸֳ


ʮõ
PVCذˮȶԺáãرڵȻɱ֤áõЧʣ֤ѭȵ²ųкʡ

 

 

 

PVCذ | PVCܽذ | ܽذ

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