關於hoistway的百科

• hoistway造句怎麼寫

• Elasticmid-strengthrockwoolboard:usedforheatpreservation,fireproofingandsoundabsorptionforthebuildingwall/roof,suchascurtainwall,innerwallpartitionandelevatorhoistway,etc.Itsolvestheproblemofsteelbeampositiontobethroughandlocaldesignofsuchstructuresa...
• 2017-05-2016714