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2017年延安市聲屏障最新報(bào)價(jià) 公路聲屏障報(bào)價(jià)
2017年延安市聲屏障最新報(bào)價(jià)公路聲屏障報(bào)價(jià)聲屏障材料選用總的原則是降噪效果性能良好、結(jié)構(gòu)安全可靠、材料價(jià)格經(jīng)濟(jì)、安裝成本低 		2017-03-27
運(yùn)城高速隔音聲屏障 軌道交通 聲屏障報(bào)價(jià)
安裝便利：刺進(jìn)式銜接，相互鑲嵌、工期短、效率高、成本低。自重輕盈：為輕型鋼布局制品，每平方米分量20公斤，充沛削減路基橋梁 		2017-03-27
朔州聲屏障 公路隔音屏障 金屬百葉窗聲屏障報(bào)價(jià)
金屬聲屏障是在聲源和接收者之間插入一個(gè)設(shè)施,使聲波傳播有一個(gè)顯著的附加衰減,從而減弱接收者所在的一定區(qū)域內(nèi)的噪聲影響,這樣 		2017-03-27
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