可变几何撑杆铰链|沙特标准|SASO-EN-13126-6
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可变几何撑杆铰链|沙特标准|SASO-EN-13126-6
Building hardware-Requirements and testmethods forwindows and doors height windows-Part6:Variable geometry stay hinges(with or without afriction stay)
建筑五金.门窗高度窗的要求和试验方法.第6部分:可变几何撑杆铰链(有或没有摩擦撑杆)
Technical Regulation for doors,windows,and accessories
Building hardware-Requirements and testmethods forwindows and doors height windows-Part6:Variable geometry stay hinges(with or without afriction stay)
建筑五金.门窗高度窗的要求和试验方法.第6部分:可变几何撑杆铰链(有或没有摩擦撑杆)
Technical Regulation for doors,windows,and accessories
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