Unverified84% confidenceCautionTime unknown
空心砖、加气块、石膏板墙面不建议直接用普通膨胀螺丝打孔安装挂杆,普通塑料膨胀管会松脱,应使用石膏板专用蝴蝶锚栓或空心墙锚栓,或改用整面横向分散受力的胶贴款
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84%
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Long-term
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