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1. The engineers used a rock roof bolting system to reinforce the structure.
工程师们使用了岩石屋顶固定系统来加固结构。
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2. The construction crew was tasked with installing the rock roof bolting system.
施工团队被指派安装岩石屋顶固定系统。
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3. The rock roof bolting system proved to be effective in preventing water infiltration.
岩石屋顶固定系统在防止水渗透方面证明是有效的。