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ϵ 2002

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ްΪձʩӷȩ֬ճϼѹ¹̻͵İ״ϣճPVCĤϣҲճƷᡢϵȼص㣬кõĻѧȶԡ

ص㣺ᡢϵ󡢵ϵСȼȼкõĻѧȶԣõۺԣеȡϡ

أ24-96kg/m3 ȣ15-100mm

ȣ600-2400mm ȣ600-1200mm

;ݶﱣ¡䣻ֳӰԺ̨㲥̨ʵҡյܵ䶳زֿĸȡ
 

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