單項(xiàng)選擇題

To reduce the amount of catenary you may（）.

A.shorten the hawser or increase the tug's speed
B.lengthen the hawser or reduce the tug's speed
C.place your tug in irons
D.make a sharp turn

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單項(xiàng)選擇題

The Vessel Bridge-to-Bridge Radiotelephone Act applies to which towboat?（）

A.A 100 GT towboat，24 feet in length
B.A 90-foot towboat tied to the pier
C.A 60-foot towboat towing by pushing ahead
D.A 400 GT towboat anchored

單項(xiàng)選擇題

The Vessel Bridge-to-Bridge Radiotelephone Act applies to（）.

A.every towing vessel of 16 feet or over in length while navigating
B.every vessel of 50 GT and upward，carrying one or more persons for hire
C.all aircraft operating on the water
D.every power-driven vessel of 20 meters and upward while navigating

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To reduce the amount of catenary you may（）.

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The Vessel Bridge-to-Bridge Radiotelephone Act applies to which towboat?（）

The Vessel Bridge-to-Bridge Radiotelephone Act applies to（）.

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