Transverse bracing was installed between the two shafts. 兩根立柱之間設置了橫撐。
Its most outstanding characteristic is to transform transverse bracing welding from air to ground,thus securing construction and ensuring assembly quality. 其最大特點是將空中焊接橫聯作業轉化為地面作業,能確保施工安全和拱肋拼裝質量。