MV ATLANTIC AT 0205UTC A BLACK FLOATING MINE WAS SIGHTED IN APPROX POSITION LAT 15.30N LONG 112.30E DANGEROUS TO NAVIGATION VESSELS IN VICINITY. According to this cable,the mine().
A. has nothing to do with navigation
B. dangerous to navigation
C. the mine is drifting with the wind
D. the mine is not sighted by the vessel
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X射线机显示器图像受到干扰的解决方法是停止传送带后,检查X射线机通道内光障上有无遮挡物,如有遮挡物则将其移除。如无遮挡物则立即报告现场值班领导,由专业技术人员排除故障。
A. 正确
B. 错误
为什么说刘邓大军挺进大别山是人民解放军转入战略进攻的开始?
加强防治科研领域不法行为,依法防治学术腐败,维护科研诚信。
A. 正确
B. 错误