FROM THE AIRPORT TO THE GYM TO A LARGE OPERA HOUSE, AND EVEN A BIG SECNE ALSO FACE CALMLY.
續(xù)航力才能應(yīng)對(duì)大場(chǎng)面
長(zhǎng)達(dá)十年持續(xù)無故障設(shè)計(jì)，德國UD技術(shù)保障
I Can be more durable than ather devices in any harsh environment, the precipitation of decades of German purification technology, the European families to witness a common.
在新風(fēng)輸送過程中，平均每一米距離將造成8Pa的風(fēng)壓損失，而遇變徑風(fēng)壓將損失20-30%。 
