Which two countries led the boom in 2006?
0ur jumbo boom can()20 tons.
The jumbo boom can lift heavy cargo, the gantry crane can hoist containers.()
The hinge fitting used to attach the boom to the mast is the().
Which part provides for transverse control and positioning of a boom in a conventional yard and stay system().
A boom vang().
公共交通尚不能应付迅速发展的旅游业。(boom)
The ()(笨重货) must be handled by jumbo boom or shore crane.
公共交通尚不能应付迅速发展的旅游业。(boom)
公共交通尚不能应付迅速发展的旅游业。(boom)