单选题A towing vessel should be on the crest of a wave at the same time as its tow and in the trough at the same time. The term used to describe this is（）.Atow strainBcatenary lengthCbeing in stepDWilliamson's Tow
单选题
A towing vessel should be on the crest of a wave at the same time as its tow and in the trough at the same time. The term used to describe this is（）.
A
tow strain
B
catenary length
C
being in step
D
Williamson's Tow
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