单项选择题

An illness preferably of an infectious nature seizin more than two persons on board at the same time defines（）.

A.disease of crew
B.crew illness
C.group illness
D.mass disease

相关考题

Areas which cannot be scanned by the radar of the vesse...

单项选择题Areas which cannot be scanned by the radar of the vessel because they are shielded by parts of its superstructure, masts,etc means（）.

A.blind sectors
B.sheltered area
C.unseen area
D.unscan ble area

Compatibility of goods states（）.A.the method for the pr...

单项选择题Compatibility of goods states（）.

A.the method for the proper stowage of a dangerous cargo
B.the necessity of lashing, securing and piling of awkward or lengthy cargo
C.whether different goods can be stowed together in one hold
D.ventilation method for hydrous cargo

Course directed by the 0SC or CSS to be steered at the ...

单项选择题Course directed by the 0SC or CSS to be steered at the beginning of a search is（）.

A.original course
B.initial course
C.final course
D.designated course

航海英语综合练习

An illness preferably of an infectious nature seizin more than two persons on board at the same time defines（）.