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1. 定位孔中心距根据型材定制
2. 移动式设计,安装定位孔对称,可根据每款型材定制
3. 主要应用于LHD55、LHE55、LHD63、LHE63、LHD68、LHE68、LHD93A、LHE93A、SHD63、SHE63合页安装时开扇上的孔