In a general cargo crane, () is fitted to lift the cargo load.
A、the slewing motor
B、the luffing motor
C、the hoisting motor
D、none of the above
A、the slewing motor
B、the luffing motor
C、the hoisting motor
D、none of the above
A、General cargoes are neither liquid nor solid bulk cargo B、General cargoes are packaged hazardous cargoes C、General cargoes are also called breakbulk cargoes D、General cargoes are mostly carried on container ships now
A、liquid chemicals in bulk B、solid chemicals in bulk C、chemicals in bulk D、cargoes in bulk