【判断题】
重要的地锚在使用时，必须设专人检查绳卡是否牢固，地锚有无松动及被拉出的危险。
A. 对
B. 错
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答案
A
解析
暂无解析
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【判断题】
根据福建省《建筑施工塔式起重机、施工升降机报废规程》，公称起重力矩为63t•m~125t•m（不含125t•m）且最大起重量为6t～8t（不含8t）的小车变幅水平臂架式塔式起重机，使用年限不得超过12 年。
A. 对
B. 错
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