单选题In view of（）bilge water from any vessel，an application shall be made to Harbor Authorities for approval．A dischargingB recirclingC loadingD taking in

When is the density of the water required to be logged in the logbook of a ship?

A.Any time the vessel moves from water of one density into waters of a different density

B.Prior to getting underway when the vessel is floating in fresh or brackish water

C.Only when the vessel moves from fresh water into salt water

D.The density of the water is not required to be logged in the unofficial logbook

In any event Owners shall not for any reason or for any purpose send the Vessel to call ports of Taiwan _______ the consent of Charterers be first obtained．

A.Except

B.Besides

C.Rather than

D.Unless

If a seaplane is not used as a means of transpiration on water but is capable of being used so，it shall ().

A.be regarded as a vessel not under command

B.be regarded as a vessel underway

C.be regarded as a vessel

D.be regarded as a sailing vessel

Before loading bulk grain, bilge wells must be covered to ______.

A.add strength to the bilge well strainer

B.permit rapid flow of water to the bilge wells

C.prevent cargo sifting into the bilge wells

D.prevent oil, water, or other liquid from reaching the cargo

The number and position of hydrants arranged on board shall be such that _______，one of which shall be from a single length of hose，may reach any part of the ship normally accessible to the passengers or crew while the ship is being navigated．

A.at least two jets of water which shall be from the same length of hose

B.at least two jets of water emanating from the same hydrant

C.at least two jets of water not emanating from the same hydrant

D.at least two jets of water not emanating from the same hydrant，one of which shall be from a single length of hose

No oil or mixture containing oil ______ into Singapore waters from any vessel．

A.shall not be discharged

B.shall be discharged

C.shall be filled

D.shall not be filled

Bilge keels are fitted on ships to ______．

A.Assist in drydock alignment

B.Improve the vessel's stability

C.Protect the vessel from slamming against piers

D.Reduce the rolling of the vessel

On no account ______ proceed without pilot in this water area．

A.the vessel

B.shall not vessel

C.the vessel should

D.should vessel

After being launched from a vessel, totally enclosed survival craft which have been afloat over a long period require ______.

A.frequent opening of hatches to permit entry of fresh air

B.regular checks of bilge levels

C.use of ear plugs to dampen engine noise

D.frequent flushing of the water spray system with fresh water