开卷机外支撑
uncoiler’s external support
芯轴外支撑
external support of mandrell
外部横向支撑结构架
external structural bracing frame
外部支撑结构架
external structural bracing frame
外缘负荷支撑眼板
outmost load bearing padeye
钢支撑支护
steel supporting structure
排桩-内支撑支护体系
row piles with internal bracing system
非限制性外支架
non-restrictive external stent