题目内容：
三级"动火作业票"和"动火作业许可证"有效时间不超过5天。A．正确
B．错误
参考答案：
判断题：三级"动火作业票"和"动火作业许可证"有效时间不超过5天。
- 题目分类：加油站操作员考试
- 题目类型：判断题
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A．正确
B．错误
A．正确
B．错误
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