单项选择题
Cable tension for catenary calculations is taken at the（）.
A.chain locker
B.fairlead
C.anchor
D.contact point of chain with seabed
点击查看答案&解析
相关考题
-
单项选择题
By regulation，life preservers aboard an uninspected towing vessel must be（）.
A.readily accessible
B.securely stowed
C.stored in sealed containers
D.stowed with the emergency provisions -
单项选择题
As you hold a piece of manila line vertically in front of you，the strands run from the lower left to the upper right. Which type of line is this?（）
A.Right-hand laid
B.Cable-laid
C.Sennet-laid
D.Water-laid -
单项选择题
An oxygen indicator can be used to determine if there is（）.
A.sufficient oxygen in a compartment to support life
B.combustible gases present
C.hydrogen gas present
D.All of the above
