TheTonnageCertificategivesthe()ofashipwhichisclassifiedintogrosstonnageandnettonnage.
A. specifications
B. descriptions
C. dimensions
D. prescriptions
Deep-sealinersare().
A. ferries
B. passengerliners
C. cruiseships
D. oceangoingvessels
A“fifteen-pound”CO2extinguisherissocalledbecause().
A. therearefifteenpoundsofCOinthecontainer
B. thecontainer,whenfull,weighsfifteenpounds
C. thepressureatthedischargenozzleisl5psi
D. theemptycontainerweighsfifteenpounds
在Word中,改写选定文字大小写的快捷键是()。
A. Shift+F3
B. Alt+Ctrl+F
C. Alt+Ctrl+U
D. Ctrl+Alt+U