Your 15-meter tug is underway and crossing a deep and narrow channel. A large container vessel is off your port bow on a steady bearing. Which statement is TRUE concerning this situation? ().
A. You should maintain course and speed
B. The container vessel is the stand-on as it is the larger vessel
C. You are not to impede the safe passage of the container vessel in the channel
D. None of the above
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政府信息资源整合的基本原则有()
A. 以民为本,服务为先;
B. 面向需求,应用主导;
C. 信息共享,安全可靠;
D. 统筹规划,可持续发展
生存链:1、早期识别、求救。2及早CPR。3、及早电除颤4、及早高级生命支持。
A. 正确
B. 错误
采用PVC复合防水层,应在二次衬砌施工前进行铺设,达到哪些条件才能铺设?