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单选题 The unit used in Sailing Directions at sea is _______ and at land is _______. ( )
学科：默认课程
时间：2025-12-17 09:32:10
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题目1单选题
In the doldrums you will NOT have_______. ( )A. high relative humidityB. frequent showers and thunderstormsC. steep pressure gradientsD. frequent calm
题目2单选题
The reproduction of portions of charts which accompany some Notices is known as _______. ( )A. notesB. symbolsC. blocksD. chocks
题目3单选题
When bridge gives the order of "let go" anchor, the best movement of vessel at that time should be _______. ( )A. slightly slow asternB. little slow aheadC. stop in the waterD. half astern
题目4单选题
Many navigational warnings are of a temporary nature, but others remain in force for several months may be succeeded by _______. ( )A. Notices to MarinersB. Sailing DirectionsC. List of Lights and SignalsD. Guide to Port Entry
题目5单选题
The unit used in Sailing Directions at sea is _______ and at land is _______. ( )A. nautical mile and cable/kilometerB. nautical mile and kilometer /cableC. nautical mile/kilometer or cableD. nautical mile/ cable and kilometer
题目6单选题
In a storm, the leeward lines of a ship's mooring system will ________.( )A. pull the unit in the same direction that the weather is pushing itB. pull the unit in the opposite direction that the weather is pushing itC. tend to keep the unit on its original location over the well headD. affect the unit's draft and inclination as maximum mooring tensions are reached
题目7单选题
The angular motion of a ship in the athwartship is termed _______. ( )A. pitchingB. yawingC. rollingD. tracking
题目8单选题
_______ are experienced in temperate latitudes during warm summer weather but rarely exceed Force 3 and may extend 10 to 15 miles on either side of the coastline. ( )A. Trade windsB. Winds of the temperate zonesC. MonsoonsD. Land and sea breeze
题目9单选题
Waves formed by the wind blowing far away are known as _______. ( )A. seaB. currentC. tideD. swell
题目10单选题
The set of the current is the _______. ( )A. speed of the current at a particular timeB. maximum speed of the currentC. direction from which the current flowsD. direction in which the current flows
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