The supporting tubular steel frame was repainted, along with the brick walls, and the cold-cathode lighting system was revamped.
沿着砖墙的承重钢管结构被重新粉刷,冷阴极照明系统也被进行了改造。
Actual measures as manual excavation outside of the shield, steel frame supporting and advanced adit for prediction were adopted.
采用人工扩挖旁洞、钢拱架支撑和超前导洞等工程处理措施收到一定成效。
The utility model provides a magnetic attractable suspensible soft frame screen window which is suitable for steel window and a special supporting rod which is used to match with the steel window.
本实用新型提供一种适用于钢窗的可挂磁吸软框纱窗和专为其安装而配套的钢窗撑杆。
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