更多"Small floes of rough，hummocky sea i"的相关试题:
[单项选择]When launching a lifeboat in the rough sea, the davit gears should be released（）.
A. before the boat is lowered from the stowed position
B. as the boat fall blocks break clear of the davit head
C. before the boat is lowered from the embarkation level
D. after the boat is released into the water
[单项选择]When ship navigating in rough sea, the first measure taken by the chief engineer to prevent the overload should be（）
A. cleaning fuel oil, lubricating oil and seawater filter
B. reducing fuel feeding of the main engine appropriately or reducing the pitch angle of propeller
C. using low sea chest
D. closing the skylight and the ventilation opening, which doesn’t affect the normal work of equipments
[单项选择]When ship navigating in rough sea, the correct operation is （）
A. navigating with a low diesel engine speed
B. navigating with a stable diesel engine speed
C. increasing the efficiency of propeller
D. increasing fuel injection
[单项选择]When launching a lifeboat in the rough sea，the davit gears should be released（）.
A. before the boat is lowered from the stowed position
B. as the boat fall blocks break clear of the davit head
C. before the boat is lowered from the embarkation level
D. after the boat is released into the water
[单项选择]When weighing anchor in a rough sea，how would you avoid risk of damaging the bow plating （）.
A. Heave it home as fast as you can
B. Heave it home intermittently，between swells
C. Leave the anchor under foot，until the vessel may be brought before the Sea
D. Wait for a calm spot between seas，then house it
[单项选择]（）causing strong winds and rough sea north west Bay of Biscay.
A. Strong low pressure
B. Strong high pressure
C. Steep pressure gradient
D. Steep gradient pressure
[单项选择]Multi-year ice is the hardest sea ice and should be avoided if possible. It is recognizable because of what tone to its surface color? （）
A. Greenish
B. Bluish
C. Grey
D. Grey-white
[单项选择]When operating in an area where sea ice and icebergs are present，which statement is TRUE? （）
A. Icebergs may travel in a direction many degrees different from the sea ice
B. Both icebergs and sea ice will move in approximately the same direction and at the same speed
C. Icebergs and sea ice will move in the same direction，but at different speeds due to the sail effect of the berg
D. Icebergs and sea ice will move in the same direction，but the iceberg will move slower because of its underwater bulk
[单项选择]There is a possibility that small vessel，ice and other floating objects may not be（）by radar at an adequate range.
A. reflect
B. shown
C. detected
D. defected
[单项选择]When anchoring a small sailing vessel in rough weather，the best anchor line would be composed of（）.
A. chain-wire
B. chain-manila
C. chain-nylon
D. all chain
[单项选择]At sea，you are approaching a small vessel and see that it has the signal flag P hoisted. What should you do?（）.
A. Proceed on present course and speed since the vessel is stopped and making no way through the water
B. Keep clear of the vessel because it has a diver down
C. Attempt to call the vessel on VHF radiotelephone because someone on board requires medical assistance
D. Approach with caution because the vessel is a fishing vessel and its nets are fouled on an obstruction
[单项选择]Conditions for crossing a rough bar are usually best at （）.
A. low water slack
B. high water slack
C. high water ebb
D. high water flood
[单项选择]Sea Waybill与Bill of Lading的不同之处在于Sea Waybill不是（）
A. 领取货物的凭证
B. 运输契约
C. 可流通的有价证券
[单项选择]（）should generally be used when handing rough or sharp objects.
A. Heat-resistant
B. Rubber gloves
C. PVC gloves
D. Leather gloves
[单项选择]If your propeller is racing in rough weather，you should（）.
A. decrease your engine speed
B. ignore it
C. increase your engine speed
D. stop your engine until the rough weather passes
[单项选择]Ice blink is（）.
A. the dark appearance of the underside of a cloud layer due to reflection of a surface of open water
B. the soft light appearance on the underside of a cloud layer due to reflection from a surface of open water
C. the yellowish-white glare on the underside of a cloud layer
D. water sky
[单项选择]A sea anchor is（）.
A. a heavy anchor with an extra long line used to anchor in deep water
B. a cone shaped bag used to slow down the wind drift effect
C. a padeye to which the sea painter is made fast
D. made of wood if it is an approved type
