Whichoperationshouldbedonewhenlaunchinganinflatableliferaftbyhand?（）
A. Opentheliferaftcasing
B. TurnthevalveontheCOcylindertostartinflation
C. Makesuretheoperatingcordissecuredtothevesselbeforethrowingitovertheside
D. Afterinflation，detachoperatingcordfromliferaft
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公司发放股利的来源是（）。
A. 利息
B. 股价上涨带来的收益
C. 公积金
D. 税后利润
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
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