The load chart of a ship 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
A、maximum counter weight required
B、minimum horsepower required
C、hoist rope strength
D、allowable load
A、maximum counter weight required B、minimum horsepower required C、hoist rope strength D、allowable load
A、Top center B、Lower-left corner C、Part of the chart title D、Any clear area around the neat line
A、vertical distance from the chart sounding datum to the ocean bottom,plus the height of tide B、vertical distance from the chart sounding datum to the ocean bottom C、average height of water over a specified period of time D、average height of all low waters at a place
A、Gray lines on the uppermost inset chart B、Red lines on the main body of the chart C、In parenthesis on the lines of equal magnetic variation D、Annual rate of change is not shown
A、Gray lines on the uppermost inset chart B、Red lines on the main body of the chart C、In parenthesis on the lines of equal magnetic variation D、Annual rate of change is not shown