溜放线 rolling track
滚环复制(rolling-circle replication)
简述货车溜放基本阻力 basic resistance for car rolling。
A rolling hitch can be used to().
What is the best tactic when you’re caught up by a rolling wave of snow?
The rolling hitch could be used to().
Your vessel is listening 4°to port and has a short rolling period. There is loose firefighting water in the hull. The ship is trimmed down by th end with one foot of freeboard at the bow. Which action should you take first?()
Your vessel is damaged and is listing to port. The rolling period is short. There is sufficient freeboard so that deck edge submersion is not a problem. What corrective action should be taken FIRST in regard to the vessel’s stability?().
溜车有利条件 favorable condition for car rolling
溜车不利条件 unfavorable condition for car rolling