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action(s) is/are included in crane operations?
A. Normal boom stowage and shutdown operations 普通吊货和关闭操作
B. Emergency shutdown operation 紧急关闭操作
C. Removing booms from stowage 清除吊货杆
D. All of the above 以上都是
KEY:D 哪一个动作被包含在克令吊的操作中
procedure(s) shall be used to determine risk of collision?
A. Watching pass bearing of an approaching vessel 监视罗经方位的一艘临近船舶
B. Systematic observation of objects detected by radar 系统观测雷达监测的对象 ma
C. Long-range radar scanning 远程雷达扫描
D. All of the above 以上都是
KEY:D 哪一步程序应该用来判断碰撞危险
mooring line leading 45°to the keel,used to check forward or astern movement of a vessel,is called a ______.
A. spring line 倒缆
B. warp line 经线
C. bow line 首缆
D. breast line 横缆
KEY:A一种泊绳引45度到龙骨,常用来检测船舶的前进或后退,被叫做什么?
4. When two power-driven vessels are crossing, which vessel is the stand-on vessel?
A. The vessel which is to starboard of the other vessel.
B. The vessel which is to port of the other vessel. 在其他船舶左舷的船舶
C. The larger vessel. 更大的船舶
D. The vessel that sounds the first whistle signal. 发出第一声笛号的船舶
KEY:A 当两艘机动船交叉相遇,哪一艘是直航船?在其右舷的船舶
5. When using a hand held smoke signal from a lifeboat, you should activate the signal _____
A. on the downwind side 在下风侧
the upwind side 在上风侧
C. inside the boat 在小船里面
the stern 在尾侧
KEY:A当在当在救生艇上使用手持烟雾信号的时候,你应该使信号处在_____。
6 Aboard damaged vessels,the MOST important consideration is preserving ______. 登上破损船舶,最重要考虑的是保留_______
A. bilge pumping capacity 舱底排水能力
B. reserve buoyancy 储备浮力
C. level attitude 水平位置
D. instability 不稳定
KEY:B
with the Rules,of what must the mariner take due regard? ,哪些是海员必须应该注意什么?
A. Limited backing power of his vessel 船舶的极限倒退动力
B. Radar information about nearby vessels 雷达关于附近船只的信息
C. The occupation of the other vessel,if known 其他船舶的职业类型,如果知道
D. All of the above 以上都是
KEY:D
8. What is the direction of rotation of tropical cyclones, tropical storms and hurricanes in the Northern Hemisphere ?______ 在