知識貝殼
知識貝殼
所屬欄目：建筑施工英語
E:Inthisproject10,000tofsteelstructurewillbefabricatedanderected.Itisaveryimportantpartoftheworks.Wemustpayenoughattentiontoit.Nowletsgoandhaveacloselookatthefabricationofthesteelstructurestepbystep.C:Thatisgood.Thisisthesteelstructuremillweintendtofabric ......（本文共 13323 字 ） [閱讀本文] >>