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1.My vessel______bad weather with winds reaching force 9 on her way home.
单选题A. encountered~||~faced~||~found~||~Met
2.“东风送湿,西风送干”的交换方式属于()
单选题A. 平流~||~辐射~||~湍流~||~对流
3.浓雾警报,则海面能见度为()。
单选题A. 05~5nmile~||~小于05nmile~||~小于2nmile~||~2~5nmile
4.In the daytime, you see a large sailing vessel on the beam. You know that she is also propelled by machinery if she shows ______.
单选题A. ablackball~||~ablackcone~||~twoblackcones~||~abasket
5.()是由于稳定大气层结中大规模的系统性上升运动而形成的云。
单选题A. 积状云~||~卷状云~||~波状云~||~层状云
6.气团离开源地后,使气团发生变性慢的情况是()
单选题A. 所经下垫面比气团冷~||~所经下垫面与气团温度相等~||~气团移动速度慢~||~所经下垫面比气团暖
7.若深海海面风向为SW风,则表层风海流的流向应为()
单选题A. 在北半球为南流在南半球为西流~||~在北半球为东流在南半球为北流~||~在北半球为北流在南半球为东流~||~在北半球为西流在南半球为南流
8.南太平洋的西风漂流日流速达10nmile,沿40°~50°S纬度圈流动,属于()
单选题A. 暖流~||~冷流~||~中性流~||~补偿流
9.引起雷达测距随机误差的原因主要有()
单选题A. 气象海况目标反射能力雷达设备能力~||~气象海况目标反射能力雷达较准~||~气象海况雷达较准雷达调整~||~雷达较准目标反射能力雷达设备能力
10.If the center of low pressure is due west of you in the Northern Hemisphere, which wind direction should you expect?
单选题A. Southtowest~||~Southtoeast~||~Westtonorth~||~Northtoeast
11.危险货物报告是()
单选题A. 船舶载有危险货物时所做出的报告~||~当船载危险货物在距岸200nmile范围内散失时所做出的报告~||~当船载危险货物在大洋上散失时所做出的报告~||~当船载危险货物在距岸100nmile范围内散失时所做出的报告
12.灯塔是雷达良好的目标,雷达的发现距离一般在()之外。
单选题A. 5nmile~||~6nmile~||~7nmile~||~6nmile
13.The circular steel structure installed around the propeller of a towboat is the______.
单选题A. nozzle~||~shroud~||~strut~||~Hood
14.极地大陆气团(Polar continental air mass):(),空气层结稳定。
单选题A. 干燥低温天气晴朗~||~低温潮湿多阴天~||~干燥低温气层不稳定~||~干燥低温常阴天
15.赤道气团(Equatorialairmass):大致位于南北纬10°以内的洋面。具有()的天气特征
单选题A. 干热稳定少有降雨天气~||~高温潮湿层结不稳定多雷阵雨~||~湿热稳定多狂风暴雨天气~||~高温潮湿稳定无大风天气
16.热带气旋与温带气旋相比较,通常从中心向外围的大风变化为()
单选题A. 两者均迅速减小~||~前者迅速减小,后者缓慢减小~||~前者缓慢减小,后者迅速减小~||~两者均缓慢减小
17.气压观测应在()
单选题A. 正点前15min进行~||~接近正点进行~||~正点前10min进行~||~正点前30min进行
18.In the Northern Hemisphere, if the center of a high pressure area is due west of you, what wind direction would you expect?______.
单选题A. Southtowest~||~Southtoeast~||~Northtowest~||~Northtoeast
19.台风眼区的天气特征为()
单选题A. 风力最大暴雨~||~风力较弱暴雨~||~风力较大无雨~||~风力较弱无雨
20.一些小型船舶安装的B类AIS设备,发射功率低,信息更新间隔延长至()
单选题A. 10s~||~20s~||~30s~||~40s
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