ring packed tower 环状填料塔
Ring Tower 圆台之塔 ; 圆环之塔
ring seam scrubbing tower 环缝洗涤塔
tower ring
塔环
以上为机器翻译结果，长、整句建议使用 人工翻译 。
On this day, the One World Trade Center workers were lowering in to place the very first ring that would support the spire, or antenna, of the tower.
FORBES: A Tour Of One World Trade Center
应用推荐
模块上移
模块下移
不移动