A band or collar on the top end of a boom which the topping lift, midships guy, and outboard guys are secured, is called the().
A cargo boom is a().
Which fitting is used to connect the boom to the mast? ()
When a cargo boom or crane is rated at varying capacities,there will be a table at the controls which relates safe working load to().
For any given pedestal crane,when the boom is lengthened,the lifting capacity is().
Our jumbo boom can()20 tons.
A band or collar on the top end of a boom to which the topping lift,midships guy,and outboard guys are secured,is called the().
The tackle that raises and lowers the boom is().
It is hard to tell whether the country is going to have an economic boom or a ______.
The boom indicator tells the operator at what angle the boom is compared to the().