海船船员 - 大副

单选题

经济航速指的是：

A. 主机额定功率下的船舶额定船速
B. 燃料费最低时的船速
C. 管理费最低时的船速
D. 运输费用最低时的船速

查看答案

单选题

按照船员调动交接制度，大副职务调动时应交接的重点内容包括：Ⅰ.航海日志和备用钥匙Ⅱ.本部门维修保养计划及其执行情况Ⅲ.卸后待装的配载计划Ⅳ.船舶各项经济核算及定额指标

A. Ⅰ～Ⅲ
B. Ⅰ～Ⅳ
C. Ⅰ、Ⅱ、Ⅳ
D. Ⅰ、Ⅳ

查看答案

单选题

顶浪时当谐摇波长小于3/4船长时，船舶处于，纵摇与垂荡，甲板，砰击。

A. 亚临界区域，较缓，干燥，较弱
B. 超临界区域，严重，上浪较多，剧烈
C. 临界区域，最缓，干燥，较弱
D. A，B均正确

查看答案

单选题

You can expect frontal activity when two air masses collide and ().

A. their barometric pressures and temperatures are the same
B. there are differences in how they track along the jet stream
C. there are no significant differences between their temperatures and moisture content
D. there are significant differences between the temperature of each air mass

查看答案

单选题

You have the “conn” at the time the helmsman who is steering by hand reports that the rudder is not responding to the wheel.Your FIRST action should be to ______.

A. shift the selector switch to the other steering pump
B. signal the engineroom to stop the engines
C. call the engineroom
D. call the Master

查看答案

单选题

Clouds that form. as small white flakes or scaly globular masses covering either small or

A. Cirrus
B. Cirrostratus
C. Altostratus
D. Cirrocumulus

查看答案

单选题

Bulkheads forming part of the tanks on a ship are stiffened to withstand ().

A. Deck loads from above
B. Dynamic forces while afloat
C. Hydrostatic pressure
D. Overpressurization

查看答案

单选题

What is a characteristic of a rhumb line ().

A. It is the shortest distance between two points on the Earth
B. It plots as a straight line on a Lambert conformal chart
C. It cuts each meridian at the same angle
D. The course angle constantly changes to form. the loxodromic curve

查看答案

单选题

You are stopped with no way upon your vessel at the pilot station.Your vessel is a large twin-screw ship.You must come around 180° to board your Pilot.How should you use the engines and rudder to turn the ship fastest in the least amount of space ________.

A. Full ahead on the engines and hard over rudder
B. Full ahead on one engine，full astern on the other
C. Half ahead with hard over rudder，then full astern on inboard engine
D. Slow ahead with hard over rudder

查看答案

单选题

What should you do with your emergency position indicating radio beacon if you are in a lifeboat during storm conditions ().

A. Bring it inside the liferaft and leave it on
Bring it inside the liferaft and turn it off until the storm passes
C. Leave it outside the liferaft and leave it on.
D. Leave it outside the liferaft and turn it off

查看答案

经济航速指的是：

按照船员调动交接制度，大副职务调动时应交接的重点内容包括：Ⅰ.航海日志和备用钥匙Ⅱ.本部门维修保养计划及其执行情况Ⅲ.卸后待装的配载计划Ⅳ.船舶各项经济核算及定额指标

顶浪时当谐摇波长小于3/4船长时，船舶处于______，纵摇与垂荡______，甲板______，砰击______。

You can expect frontal activity when two air masses collide and ().

You have the “conn” at the time the helmsman who is steering by hand reports that the rudder is not responding to the wheel.Your FIRST action should be to ______.

Clouds that form. as small white flakes or scaly globular masses covering either small or

Bulkheads forming part of the tanks on a ship are stiffened to withstand ().

What is a characteristic of a rhumb line ().

You are stopped with no way upon your vessel at the pilot station.Your vessel is a large twin-screw ship.You must come around 180° to board your Pilot.How should you use the engines and rudder to turn the ship fastest in the least amount of space ________.

What should you do with your emergency position indicating radio beacon if you are in a lifeboat during storm conditions ().

顶浪时当谐摇波长小于3/4船长时，船舶处于，纵摇与垂荡，甲板，砰击。