Unverified72% confidenceFactTime unknown
撑杆式助力架顶部与地面接触点均需大面积橡胶垫增大摩擦，安装后应能承受横向推力测试而不移位，安装时预压量（顶杆压紧余量）通常需预留3-5cm
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72%
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Long-term
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