單項(xiàng)選擇題

When towing astern，increased catenary will（）.

A.increase control of the tow
B.prevent the towing vessel from going in irons
C.make the towing vessel less maneuverable
D.reduce shock stress on the towing hawser

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單項(xiàng)選擇題

When steering a tow downstream around the shape of a sand bar，and staying on the proper side of the buoys，an operator should be cautious of（）.

A.eddies under the bar
B.swift current under the bar causing loss of control
C.cross-currents pushing the tow away from the bar
D.cross-currents pushing the tow into the bar

單項(xiàng)選擇題

When attempting an upstream landing while pushing empty barges ahead in a hard onshore wind，the approach is best made（）.

A.with bow out，stern in
B.with bow in，stern out
C.parallel to the dock，as close in as possible
D.parallel to the dock，as far out as possible

When towing astern，increased catenary will（）.

你可能感興趣的試題

When steering a tow downstream around the shape of a sand bar，and staying on the proper side of the buoys，an operator should be cautious of（）.

When attempting an upstream landing while pushing empty barges ahead in a hard onshore wind，the approach is best made（）.

When towing astern，increased catenary will（）.

When steering a tow downstream around the shape of a sand bar，and staying on the proper side of the buoys，an operator should be cautious of（）.