粗大浓稠硕大噗嗤噗嗤h,精品人妻码一区二区三区,国产av无码专区亚洲精品,日韩a片无码毛片免费看小说

<\/p>

多出口消聲分風箱  <\/p>

1<\/span>、外表面關鍵部件采用厚度不低于1.2mm鍍鋅鋼板制作。<\/span> <\/p>

2<\/span>、箱壁內貼吸聲保溫材料，厚度不低于<\/span>25<\/span>mm<\/span>，密度不低于48 Kg/m3，與箱壁采用粘釘或粘接劑等防脫落措施，吸聲保溫材料采用無甲醛環(huán)保產(chǎn)品。<\/span> <\/p>

3<\/span>、箱體<\/span><\/a>開孔處應采用防飛散處理。<\/span> <\/p>

4<\/span>、出風口<\/span><\/a>設置與軟管連接的短管，短管做卡槽與軟管采用卡箍連接。<\/span> <\/p>

需要<\/strong><\/span>多出口消聲靜壓<\/strong><\/span>箱，<\/strong><\/span>打13975184075找楊工。<\/strong><\/span><\/span> <\/p>

<\/strong><\/span><\/span><\/p>

<\/strong><\/span><\/span><\/p>

<\/p><\/div>