With reference to operating a four-ram steering gear system under emergency conditions, which one of the following statements is incorrect?()
A. Only one pump should be used at any time
B. The ship speed should be reduced to 70% of the normal
C. Watch keeping of the steering gear should be increased
D. Limitations of the steering gear should be logged but the bridge need not be informed
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制订风险管理计划的基础是( )。
A. 确定公司的价值理念
B. 确定公司的经营思想
C. 对风险的识别、分析
D. 对风险的调查、识别
人际信息传播,达到沟通效应,使人际关系良性发展过程是分阶段组建进行的,其中不包括下面哪个阶段()。
A. 注意阶段
B. 适应阶段
C. 依附阶段
D. 漠视阶段
RIP协议使用UDP端口521。
A. 正确
B. 错误