Unverified80% confidenceTradeoffTime unknown
破窗性能与便携性存在权衡:挥砸式尖锤破窗力强但体积大、需空间挥臂;弹簧顶针式小巧易存放但需贴紧玻璃按压。家用车推荐顶针式,专业救援可选挥砸式
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