derrick
crane
jumbo boom
boom
第1题:
Lao Lin has been working in the countryside for a long time, so he _______ farm work.
A、used to
B、is used to
C、use
D、use to
第2题:
A sea anchor is ______.
A.a heavy anchor with an extra long line used to anchor in deep water
B.a cone shaped bag used to slow down the wind drift effect
C.a pad eye to which the sea painter is made fast
D.made of wood if it is of an approved type
第3题:
An automobile sling is used for ________
A.lifting aircraft and helicopters
B.lifting any kinds of cargo
C.lifting the heavy boxes
D.lifting cars and trucks
第4题:
A pelican hook ______.
A.can be released while under strain
B.is used for boat falls
C.is used for extra heavy loads
D.is used for light loads only
第5题:
WCF TB 11 is likely used in ______ cargo survey report.
A.general
B.liquid
C.container
D.heavy
第6题:
A. to use gloves to pick up the item.
B. to squat and lift from the legs.
C. to have two people bend down and pick the item up.
D. to bend down and lift the item up.
第7题:
VESSEL’S EXPERIENCE FACTOR is likely used in ______ cargo survey report.
A.general
B.liquid
C.container
D.heavy
第8题:
What cargo does a jumbo boom or heavy derrick used for lifting?
第9题:
The universal lifting spreader is a lifting device used on ______.
A.dockside container cranes
B.shipboard container cranes
C.straddle trucks
D.straddle cranes
第10题:
重吊杆用于吊大的重件。()