roof cut [矿业] 截顶槽
pole roof cut 杆顶斜面
roof cut caving 挑顶崩矿
burn cut along tunnel roof 沿顶板掏槽爆破
·2,447,543篇论文数据，部分数据来源于NoteExpress
Mr Abraham said the crash threw Mrs Glauber from the car and pinned her husband inside the taxi, forcing emergency workers to cut off the roof to get him out.
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The detective constable told the court that a large hole had been cut out of the roof of the van and it had been covered in tape.
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They also revealed the roof of the grey van had been cut away to direct the device.
BBC: Two released in dissident operation
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