求翻译：在吊顶施工中各工种之间配合十分重要，避免返工拆装损坏龙骨及板材。吊顶上的风口、灯具、烟感探头、喷淋洒头在吊顶板就位后安装，也可以留出周围吊顶板，待上述设备安装后再行安装。是什么意思？

In ceiling construction between the various types of coordination is important, avoid rework working inside the damaged keel and sheet. Air outlet on the ceiling, lighting, smoke detector, sprinkling rain shower head in place of suspended roof installation, you can also leave around the ceiling, above equipment installation and then install.