海船船员考试
单选题The choice of length of tow bridle legs is governed by the（）.A expected towing forcesB capability of retrieving gearC freeboard of the unit being towedD need to reduce yaw
题目
expected towing forces
capability of retrieving gear
freeboard of the unit being towed
need to reduce yaw
相似问题和答案
第1题：
A chain bridle is preferable to a wire rope towing bridle on a long ocean tow because chain ______.
A.is more flexible and has the ability to absorb shock because of its weight
B.is less subject to wear and damage from abrasion
C.requires little maintenance
D.All of the above
第2题：
The choice of length of tow bridle legs is governed by the ______．
A.Expected towing forces
B.Capability of retrieving gear
C.Freeboard of the unit being towed
D.Need to reduce yaw
第3题：
One advantage of chain over wire rope for a tow bridle is that chain ______.
A.is better suited for inland towing
B.resists damage from chafing
C.handles more easily
D.equalizes towing forces better
一个拖索链条在钢索之上的一个优点是链条抵抗来自摩擦的损害。
第4题：
is better suited for inland towing
resists damage from chafing
handles more easily
equalizes towing forces better
第5题：
A bridle for an ocean tow consists of ______.
A.two chains of equal length
B.a single nylon pendant rove through a heavy ring free to move on the pendant
C.two long legs of wire rope shackled to a fishplate
D.a single length of heavy chain with both ends secured on deck to welded pad eyes
远洋拖轮的八字形马鞍链由两条相同长度的锚链组成。
第6题：
With a large tow astern，there is immediate danger to the tug in the event of the ______．
A.Tug losing power
B.Tow line parting
C.Bridle twisting
D.Tow broaching
第7题：
A tow astern is veering from side to side on its towline．The best way of controlling the action is to ______．
A.Trim the tow by the bow
B.Trim the tow by the stern
C.List the tow to windward
D.Adjust the length of the towing bridle
第8题：
An ocean towing bridle whose legs are of equal length，but too short，may ______.
A.fail to provide spring in the hawser
B.cause unequal distribution of the load to one leg
C.cause the bridle legs to jump clear of the chocks or fairleads
D.None of the above
第9题：
A chain bridle is used when towing astern because it ______.
A.is easy to connect
B.provides an effective catenary and absorbs shock due to its weight
C.makes rigging a swivel unnecessary
D.prevents the tow from yawing by the drag of the chains in a seaway
当拖尾部的时候，锚链被使用，提供有效的下垂曲线，和减缓由于重量引起的震动。
第10题：
have equal legs of sufficient length
have a large angle between the legs
be formed on a bight of cable through a ring
never be made up of chain