A construction site USES two-level RCD protection in accordance with the industry standard, the RCD trips frequently in the general distribution box in the process of construction.
摘要某施工现场按照行业标准，采用两级RCD保护，施工过程中总配电箱内的RCD频繁跳闸。
The joint storehouse in this thesis realizes spot assembly and achieve general and standard notions, and it directly reflects the policies of residence industry;
本文中的节点库实现了多层钢结构住宅各构件的现场全装配，达到连接通用化、标准化、模数化的概念，直接体现出住宅产业化的政策；
The joint storehouse in this thesis realizes spot assembly and achieve general and standard notions, and it directly reflects the policies of residence industry;
本文中的节点库实现了多层钢结构住宅各构件的现场全装配，达到连接通用化、标准化、模数化的概念，直接体现出住宅产业化的政策；
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