【单选题】
提示标志的基本型式是___
A. 带斜杠的圆边框
B. 正三角形边框
C. 圆形边框
D. 正方形边框
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答案
D
解析
暂无解析
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多个标志牌在一起设置时，应按___类型的顺序，先左后右、先上后下地排列。
A. 警告、禁止、提示、指令
B. 禁止、警告、指令、提示
C. 警告、禁止、指令、提示
D. 禁止、警告、指令、提示
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A. 建设单位、监理
B. 建设单位、监管单位
C. 建设单位、施工单位
D. 施工单位、监理
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输油气管道沿线应设置___。
A. 里程桩、转角桩、标志桩和加密桩
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每年的___，输油气管道的管理单位应对穿跨越河流管段进行安全检查，对不满足防洪要求的穿跨越河流管段应及时进行加固或敷设备用管段。
A. 汛期前后
B. 春秋季节
C. 秋冬季节
D. 高温季节
【单选题】
输油气站的进口处，应设置明显的___及进站须知，并应对进入输油气站的外来人员告知安全注意事项及逃生路线等。
A. 安全标志
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