网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
To obtain accuracy in fixing by DF cross bearings，（）should be used.
A
two stations，including one on the nearest coast
B
two stations，including one on the nearer coast
C
three stations，including one on the farthest coast
D
three stations，including one on the nearest coast
参考答案
参考解析
解析：
暂无解析
更多 “单选题To obtain accuracy in fixing by DF cross bearings，（）should be used.A two stations，including one on the nearest coastB two stations，including one on the nearer coastC three stations，including one on the farthest coastD three stations，including one on the nearest coast” 相关考题
考题
The cardinal principle we should bear in mind in conducting () is this: There is no such a thing as good or bad. There are only differences.
A、researchB、respectC、cross-cultural communicationD、unilateral communication
考题
What is FHWA’s suggestion to states?A. Fixing more traffic lights.B. Providing more crosswalks.C. Giving pedestrians more time to cross streets.D. Increasing the time before the orange lights appear.
考题
Radar is not only to obtain ________ ，but also to measure their distances away from you．A.brightness of objectsB.color of targetsC.shape of targetsD.bearings of objects
考题
A "dangerous cargo manifest" is needed for you to carry a combustible cargo. You should obtain the shipping papers to make this "manifest" from the ______.A.manufacturerB.ABSC.Coast GuardD.shipper
考题
A look-out should report objects sighted using ______．A.True bearingsB.Magnetic bearingsC.Gyro bearingsD.Relative bearings
考题
To obtain accuracy in fixing by DF，______ and three stations should be used．A.Parallel bearingsB.Long-range bearingsC.Short-range bearingsD.Cross bearings
考题
A vessel’s position should be plotted using bearings of ______.A.buoys close at handB.fixed known objects on shoreC.buoys at a distanceD.All of above
考题
Which of the following dbx commands should be used to obtain a stack trace from a coredump file?（）A、trace B、where C、status D、which
考题
Which of the following kdb subcommands should be entered to obtain information about a serial port?（）A、 ttyB、 statC、 traceD、 stream
考题
Which of the following commands should be used to obtain information about the software packages available on the installation media？（）A、 lsattrB、 inutocC、 installpD、 lsresource
考题
Which of the following options should be used to obtain the latest security patches for AIX？（）A、FixDistB、The Bonus Pack CDC、OPSD、The Security Maintenance CD
考题
Which of the following commands should be used to obtain information about the installed software？（）A、 smit systemB、 smit installpC、 smit licensesD、 smit list_software
考题
单选题To obtain accuracy in fixing by DF，（）and three stations should be used.A
Parallel bearingsB
Long-range bearingsC
Short-range bearingsD
Cross bearings
考题
单选题Which of the following commands should be used to obtain information about the installed software？（）A
smit systemB
smit installpC
smit licensesD
smit list_software
考题
单选题A navigator fixing a vessel’s position by radar （）.A
can use radar information from one object to fix the positionB
should never use radar bearingsC
should only use radar bearings when the range exceeds the distance to the horizonD
must use information from targets forward of the beam
考题
单选题You are about to cross a narrow channel when you see an approaching vessel that can only be navigated safely within the channel.You should（）.A
cross the channel as you are the stand-on vesselB
cross only if the vessel in the channel is approaching on your port sideC
not cross the channel if you might impede the other vesselD
sound the danger signal
考题
单选题A “dangerous cargo manifest” is needed for you to carry a combustible cargo. You should obtain the shipping papers to make this “manifest” from the（）.A
manufacturerB
ABSC
Coast GuardD
shipper
考题
单选题Which of the following is false?（）A
A company should develop a SMS and implement itB
A company implementing a SMS properly may obtain a DOCC
Once a company obtains its DOC, each vessel of this company will obtain a SMCD
DOC is valid for 60 months unless “major non-conformity” is found
考题
单选题To protect the rotor of a motor disassembled for maintenance or overhaul, it should be（）A
suspended by wire slings in one comer of the shopB
wrapped in several layers of heavy paper or carboardC
supported by flat wood blocks on the workbenchD
returned to the frame as soon as the bearings are removed
考题
单选题（）should be consulted to obtain the information concerning port documents required by the port Authority.A
Admiralty Notices to MarinersB
SOLASC
Admiralty Sailing DirectionsD
Guide to Port Entry
考题
单选题（） is not the information necessary for the master to obtain guidance as to the stability of the ship.A
a curve of minimum operational metacentric height（GM）versus draughtB
instructions concerning the operation of cross-flooding arrangementsC
the signals or lights being exhibited or soundedD
all other data and aids which might be necessary to maintain stability after damage
考题
单选题A class design requires that a member variable cannot be accessible directly outside the class. Which modifier should be used to obtain the access control？（）A
publicB
no modifierC
protectedD
private
考题
单选题A vessel is equipped with cross-connected deep tanks. In which situation should the cross-connection valve be closed? （）A
The tanks lie above the waterline and are filledB
The tanks are partially filled with dry cargoC
The tanks are partially filled with liquid cargoD
The tanks are filled and lie below the waterline
考题
单选题A look-out should report objects sighted using（）.A
true bearingsB
magnetic bearingsC
gyro bearingsD
relative bearings
考题
单选题The oil quantity for bearing lubrication should be applied in such an amount as to be sufficient to carry away the （） caused by the friction at the bearings.A
acidsB
additivesC
heatD
gear
考题
单选题The oil in a cargo winch gear box should be sampled periodically to （）.A
prevent the gear box from leakingB
prevent the oil from becoming inflammableC
make sure it has not become contaminatedD
make sure the motor bearings are lubricated
考题
单选题Which of the following dbx commands should be used to obtain a stack trace from a coredump file?（）A
trace B
where C
status D
which
热门标签
最新试卷