2026-03-22 09:25 浏览次数 25
边框
Concealed overhead stops, side jamb pivots, cover plates, and threshold assemblies shall be furnished by floor closer manufacturer for single source responsibility.
隐蔽的高架停止器、门侧梃枢轴、盖板和门槛总成应由楼层关门装置制造商独自负责提供。