The maximum draft to which a vessel can legally be submerged is indicated by the ______.
A.Loadline mark
B.Certificate of Inspection
C.Station Bill
D.Tonnage mark
第1题:
A partly submerged vessel or object being towed,which is not readily noticeable,shall show ______.
A.yellow lights at each end
B.two red lights in a vertical line
C.a black ball
D.a diamond shape
第2题:
A vessel aground would show the same dayshape as a ______.
A.vessel towing a submerged object
B.dredge underway and dredging
C.hydrographic survey vessel at anchor and surveying
D.None of the above
第3题:
You are on a 50.3 meters long vessel with a draft of 2.7 meters and twin screws.Which statement about rescuing a survivor in the water with ship pickup is TRUE ________.
A.You should stop to windward of the man and drift down on him
B.You should stop with the man on your weather beam and twist the ship up to him
C.A pickup off the weather bow gives maximum maneuverability with the least possibility of injury to the man
D.Ship pick up should never be used with a shallow draft vessel
第4题:
For a floating vessel, true mean draft is always the ______.
A.average of the observed drafts
B.draft at the center of flotation
C.draft corresponding to the calculated displacement
D.mean of the calculated drafts
第5题:
最大指示空速用海里/时表示.()
第6题:
can be observed by radar
has determined that risk of collision exists
is sounding a fog signal which can be heard on the other vessel
can be observed visually from the other vessel
第7题:
It means summer draft
It means maximum draft
It means fresh water draft
It means seawater draft
第8题:
Only the stern light of the vessel
One sidelight and a masthead light of the vessel
Only a sidelight of the vessel
The masthead lights of the vessel
第9题:
vessel towing a submerged object
dredge underway and dredging
hydrographic survey vessel at anchor and surveying
None of the above
第10题:
Loadline mark
Certificate of Inspection
Station Bill
Tonnage mark
第11题:
ground speed
boarding speed
relative speed
speed of the vessel
第12题:
limited to carry no more than 10 persons
stowed not more than 59 feet above the lightest waterline
stowed in quick release racks
inspected every six months
第13题:
You are on a 165-foot (50.3 meters) long vessel with a draft of 9 feet (2.7 meters) and twin screws. Which statement about rescuing a survivor in the water with ship pickup is TRUE?
A.You should stop to windward of the man and drift down on him
B.You should stop with the man on your weather beam and twist the ship up to him
C.A pickup off the weather bow gives maximum maneuverability with the least possibility of injury to the man
D.Ship pick up should never be used with a shallow draft vessel
第14题:
A vessel is overtaking when she can see which light(s) of a vessel ahead?
A.Only the stern light of the vessel
B.One sidelight and a masthead light of the vessel
C.Only a sidelight of the vessel
D.The masthead lights of the vessel
第15题:
A vessel’s maximum stability is closely associated with which of the following?______. ① The angle of deck-edge immersion. ② The amount of freeboard.
A.① only
B.② only
C.Both ① and ②
D.Neither ① nor ②
第16题:
从水线到船底是“吃水”。()
第17题:
You should stop to windward of the man and drift down on him
You should stop with the man on your weather beam and twist the ship up to him
A pickup off the weather bow gives maximum maneuverability with the least possibility of injury to the man
Ship pick up should never be used with a shallow draft vessel
第18题:
A triangular flag above or below a ball
The International Code Signal of distress indicated by JV
A green smoke signal
Flames on the vessel as from a burning tar barrel
第19题:
three all-round red lights instead of the lights required for a power-driven vessel of her class
the same lights as a vessel restricted in her ability to maneuver
three all-round red lights in addition to the lights required for a power-driven vessel of her class
the lights for a power-driven vessel which is not under command
第20题:
The metacenter does not remain in the same position for large angles of inclination
The center of gravity shifts due to inclination
The center of gravity shifts above the metacenter as the vessel is inclined
The mean draft will change as the vessel is inclined
第21题:
A role can be given to a maximum of 1000 users.
A user can have access to a maximum of 10 roles.
A role can have a maximum of 100 privileges contained in it.
Privileges are given to a role by using the CREATE ROLE statement.
A role is a named group of related privileges that can be granted to the user.
A user can have access to several roles, and several users can be assigned the same role.
第22题:
yellow lights at each end
two red lights in a vertical line
a black ball
a diamond shape
第23题:
A vessel not under command shall keep out of the way of a vessel restricted in her ability to maneuver
A vessel not under command shall avoid impeding the safe passage of a vessel constrained by her draft
A vessel constrained by her draft shall keep out of the way of a vessel engaged in fishing
A vessel engaged in fishing while underway shall,so far as possible,keep out of the way of a vessel restricted in her ability to maneuver