Generally, when lifting an inflatable life raft back aboard ship you would use the().
A、towing bridle
B、main weather cover
C、external lifelines
D、righting strap
A、towing bridle
B、main weather cover
C、external lifelines
D、righting strap
A、A.the lifting appliance can always lift the freight within its rated load B、B.attention should be paid in order not to break the wedge when lifting cargo C、C.sometimes the lifting work needs other assistance other than the lifting appliance D、D.lifting work should be done with every part fit, tightness or adhesion
A、generally steady bearing and decreasing range B、generally steady range and increasing bearing C、increasing range and bearing D、decreasing bearing only
A、The technician should always bend at the waist and lift with their arms. B、The technician should seek assistance from an available customer. C、The technician should always bend at the waist and lift with their back. D、The technician should get assistance from another technician.
A、When the helm is at any angle other than amidships B、When the six-way valve is opened C、When the ram relief valves lift D、When the redder angle is different from the position of the helm
A、decelerating when lowering the load B、decelerating when raising the load C、lowering the load at constant speed D、raising the load at constant speed