人妻玉臀翘起迎合巨龙,亚洲av综合色区,国产成人Av乱码免费观看,被伴郎的内捧猛烈进出h视频

應(yīng)對特殊的無塵煙氣，我公司使用了特殊的側(cè)流式模塊及顆粒狀脫硝催化劑陶瓷載體模塊，該催化劑同效果下使用量少，占地面積小，在150℃～180℃超低溫范圍內(nèi)依舊保持良好的化學(xué)活性，極大的擴(kuò)展了scr脫硝的應(yīng)用領(lǐng)域。
In order to cope with the special dust—free flue gas，our company usesthe special lateral flow module and grandulardenox catalyst．Under the same effect，the dosage of this catalyst is smaller and the covering area is less．It can always keep good chemical activity in the ultralow temperature scope of 150℃～180℃ so that it greatly expands the application field of scrdenox．