1) assembly in low altitude
低空组装
1.
Based on the construction difficulties of steel structures in section B of New CCTV,such as tight schedule,small working space and high precision,the truss assembly in low altitude is adopted to decrease amount of work in high altitude.
针对此施工难点,选取桁架低空组装的方法,以减少高空作业。
2) three-dimensional self-organization
空间自组装
3) combination air conditioner
组装式空调机组
4) low vacuum protective device
低真空保护装置
5) vacuum trip device
低真空脱扣装置
6) site assembly
空间组装,现场组装
补充资料：低空
1.靠近地面处的天空。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条