单项选择题

The securing of passenger cars on a Ro-Ro vessel requires（）.

A.simple and lightweight equipment
B.low labor intensive equipment
C.specially designed equipment to avoid vehicle damage
D.All of the above

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单项选择题

A.be watched
B.be seen
C.be viewed
D.be inspected

单项选择题

A.burning jet fuel running on to quarters or other areas
B.loss of stability
C.rotating and flying debri
D.heat damage to helicopter structure

单项选择题

A.the indemnity
B.the franchise
C.the freight rate
D.the cargo cost