單項選擇題

The maximum theoretical stress that can be developed on a guy in a yard and stay rig is limited by the（）.

A.lifting capacity of the winch
B.location of the boom
C.position of the guy
D.weight of the load

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單項選擇題

The load chart of a crane enables the operator to combine the load radius with boom length to determine the（）.

A.maximum counter weight required
B.minimum horsepower required
C.hoist rope strength
D.allowable load

單項選擇題

The garboard strake is the（）.

A.raised flange at the main deck edge
B.riveted crack arrester strap on all-welded ships
C.riveting pattern most commonly used in ship construction
D.row of plating nearest the keel