单项选择题
A.propulsion horsepower available B.pulling ability at cruise power C.towing winch capability D.pulling ability under static conditions
The tension on an anchor cable increases so that the an...
单项选择题The tension on an anchor cable increases so that the angle of the catenary to the seabed at the anchor reaches 10°. How will this affect the anchor in sandy soil?（）
A.It will have no effect B.It will increase the holding power C.It will reduce the holding power D.It will cause the anchor to snag
The survival craft’s engine is fueled with（）.A.kerosene...
单项选择题The survival craft’s engine is fueled with（）.
A.kerosene B.unleaded gasoline C.diesel oil D.liquefied gas
The ship’s bearing is 145°（）the Lighthouse.A.inB.onC.fo...
单项选择题The ship’s bearing is 145°（）the Lighthouse.
A.in B.on C.for D.from
