单项选择题
A.advance B.head reach C.pitch D.transfer
The distance between rivets in a row is known as the（）....
单项选择题The distance between rivets in a row is known as the（）.
A.arm B.pitch C.gage D.rivet distance
The BEST way to steer a twin-screw vessel if you lose y...
单项选择题The BEST way to steer a twin-screw vessel if you lose your rudder is by using（）.
A.one engine and a steering oar B.both engines at the same speed C.one engine at a time D.one engine running at reduced speed and controlling the vessel with the other
The area around Cape Charles is（）.A.low and bare，but th...
单项选择题The area around Cape Charles is（）.
A.low and bare，but the land back of it is high and wooded B.composed of low to medium rolling hills C.well defined with rocky outcroppings D.marked by high，barren hills
