[单选题]In astern towing，a tow span，also called the tow bar or towing arch，is used to（）.A . insure that the hawser leads directly aft as it passes over the stern of the towing vesselB . increase the stability of the towing vessel by raising the hawser off th
[单选题]The trim and stability booklet must be approved by the（）.A . International Maritime OrganizationB . National Cargo BureauC . Society of Naval Architects and Marine EngineersD . United States Coast Guard
[单选题]The maximum angle at which the intact stability curves are valid for ship’s is the angle for（）.A . the limit of positive stabilityB . the limit of small-angle stabilityC . maximum offsetD . downflooding
[单选题]What is used as an indicator of initial stability? （）A . GMB . KGC . KMD . GZ
[单选题]The tendency of a vessel to return to its original trim after being inclined by an external force is（）.A . equilibriumB . buoyancyC . transverse stabilityD . longitudinal stability
[单选题]在CDU的哪个页面可查到燃油量（）？A .性能页面和航路数据页面B .性能页面和进程页面1/3C .导航数据页面和航路数据页面D .进程页面1/3和航路数据页面
[单选题]The stability of a semisubmersible ship would be seriously reduced if flooding occurred in the（）.A . submerged hullsB . column void spacesC . dry mud tanksD . ballast tank
[单选题]（）is the tendency of a vessel to return to its original position after it is displaced therefrom.A . Inclining momentB . StabilityC . Shearing forceD . Bending moment
[单选题]If the cause of a sudden severe list is negative initial stability，counterflooding into empty tanks may（）.A . increase the righting momentB . cause an increase in the righting armC . bring the vessel to an upright equilibrium positionD . cause the ve
[单选题]The downflooding angle for a ship is the maximum angle at which（）.A . stability is positiveB . neutral equilibrium existsC . the load line is not submergedD . intact stability curves are valid
[单选题]The static stability curve for a given vessel peaks at 34°. For this ship，the danger angle for a permanent list would be about（）.A . 8.5°B . 17°C . 34°D . 51°
[单选题]Repair of vital machinery and services on a ship should be accomplished（）.A . after control of fire，flooding，and structural repairsB . immediatelyC . after control of fire，but before control of floodingD . after stability is restored