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[԰е] pvcˮܵһЩ֪ʶͳʶ

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admin 2013-8-14 09:47:17 | ʾȫ¥ |Ķģʽ
ˮܲ90  ˮܲ˲ͨӦбͨ

PVCˮܺPVCˮʲô
ܲͬѹҪһˮѹںˮûѹں񱡣ָҲ
PVCˮ ˼弴һˮ,ܲĵĻѧкʱȽ϶ࡣˮˮ,һı׼ϸ,ѧкʽ١ ѹȵĻ忴ӦõĻˣһˮܵѹӦøһЩ

pvcˮÿǶ೤
ù4׵6׵ƷƵľͲٳߴƷƵһĶٸʮֶʮֵ

PVCˮܵʲô?
PVCӲԹܵûΪӦԻɵĹֻܵܿ

PVCˮܰװʲô?
ø־ϣȻͿˮճΣȻˮƽ¶ȡ

pvcˮܰװʩЩ

ܲĵļӹܲĵȡȾ󣬿ø־ֹԲƬⴲ⡣пӦƽúȥë߲ǣDz˹󡣹ܲĹܼճӣճǰװϴܵĹܶԼ50mmȺ͹ܼнӿڱڣͿбͪɴϴһΣȻճëˢȵͿһճϼ©ͿͿϼתϽǶȣѹܲIJܼijнӿڣľûʹܲȫпڣڲܲ𿪻ת򣬼ʱȥӺϴճԱֹܵࡣÿװһֻԲܵͨװʱҪע˳ˮ򣬱ڰװʱȻγ¶ÿ3mߣܹһֻÿ0.6mʱװһֻܡˮֱ߾ڱ4Ĺ涨ʱӦüڻɨڡ

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