A.DEFE B.DE C.DS D.DES
A.American Bureau of Shipping B.Commissioner of Customs C.Treasury Department D.Coast Guard
A.logs must be kept in an orderly manner B.erasures are not allowed C.it must identify the vessel's name and official number D.All of the above
A.coast to aircraft operational communications B.aircraft to ship operational communications C.lock & bridge communications D.aircraft to ship navigational communications
A.greater than the declination and both are of the same name B.less than the declination and both are of the same name C.greater than the declination and both are of contrary name D.less than the declination and both are of contrary name
A.forming temporary eyes in lines B.joining two lines of equal size C.keeping line from unlaying or fraying D.joining two lines of different size
A.landing area and sources of vapor ignition B.main deck C.engine room D.drill floor
A.break glass，pull valve，break glass，pull cylinder control B.sound evacuation alarm，pull handle C.open bypass valve，break glass，pull handle D.open stop valve，open control valve，trip alarm
A.Having ignored him B.To have been ignored C.To be ignored D.Having been ignored
A.three wire rope clamps B.an eye splice with four or five tucks C.a thimble fastened with four or five tucks D.a wire rope socket attached with zinc
