求翻译：　　2. 轻钢骨架连接不牢固，原因是局部结点不符合构造要求，安装时局部节点应严格按图规定处理。钉固间距、位置、连接方法应符合设计要求。是什么意思？

　　2. light steel frame connection is not secure, because the local node does not meet the construction requirements, when installing the local node should be dealt with strictly according to map. Nail fixed spacing, position, connection method should meet the design requirements.