concentric tube column

例句：

1. 1.The concentric tube column is used tosupport the structure during construction.
   同心管柱用于在施工期间支撑结构。
2. 2. The concentrictube column is a crucial component of thebridge's design.
   同心管柱是桥梁设计中至关重要的组成部分。
3. 3. The concentrictube column was designed to withstand highloads and provide stability.
   同心管柱被设计来承受高负载并提供稳定性。