知识贝壳
知识贝壳
所属栏目：建筑施工英语
Thehighestbuildingconstructedby1975wasSearsRoebuckTowerinChicago.Itis443mtallwith110floors.Ithouses16,500peopleandhas103elevatorsand18escalators.Structuralengineershavecalculatedthatbuildingsupto3kmtallaretechnicallyfeasible.WhyhaveLargeBuildings?Thechief ......（本文共 8865 字 ） [阅读本文] >>