单选题The luminous range of a light takes into account the().Aglare from background lightingBexisting visibility conditionsCelevation of the lightDobserver's height of eye
单选题
The luminous range of a light takes into account the().
A
glare from background lighting
B
existing visibility conditions
C
elevation of the light
D
observer's height of eye
参考解析
解析:
暂无解析
相关考题:
when you are steering on a pair of range lights and find the upper light is in line above the lower light ,you should _____.A.continue on the present courseB.come rightC.wait until the lights are no longer in a vertical lineD.come left
A radar range to a small,charted object such as a light will provide a line of position in which form?A.Straight lineB.ArcC.ParabolaD.Hyperbola
The reason for the obligation to load a full cargo ______ that otherwise the Shipowner would lose freight on account of some part of the ship's carrying capacity not being utilized.A.isB.makesC.hasD.takes
How is the intensity of a light expressed in the Light Lists?______.A.Luminous rangeB.Geographic rangeC.Nominal rangeD.Meteorological range
Which of the following statements about a lesson plan is inappropriate?A.It is a teaching guide.B.It is a blueprint to be strictly followed.C.It takes into account syllabus and students.D.It describes in advance what and how to teach.
In trying to accumulate knowledge about the universe and to find common factors which underline and account for the facts that he knows,the scientist often chooses the method of the“controlled experiment.”If he wants to find out the effect of light( )growing plants,he takes many plants,as alike as possible.A.onB.ofC.byD.to
The company takes environmental issues into account wherever possible.A:computation B:consideration C:calculation D:assessment
public class X { public static void main (String args) { byte b = 127; byte c = 126; byte d = b + c; } } Which statement is true?() A、 Compilation succeeds and d takes the value 253.B、 Line 5 contains an error that prevents compilation.C、 Line 5 throws an exception indicating “Out of range”D、 Line 3 and 4 contain error that prevent compilation.E、 The compilation succeeds and d takes the value of 1.
Given an HttpServletRequest request, which retrieves an object of type Account with an Id of “account”?()A、 Account account = request.get Resource(”account”):B、 Account account = request.get Attribute (“account”):C、 Account account = request.get Parameter (account”):D、 Account account = (Account)request.getResource (“account”):E、 Account account = (Account) request.get Attribute (“account”):F、 Account account = (Account) request.get Paramter (“account”):
Your network contains an Active Directory domain. A user named User1 takes a leave of absence for one year. You need to restrict access to the User1 user account while User1 is away. What should you do()A、From the Default Domain Policy, modify the account lockout settings.B、From the Default Domain Controller Policy, modify the account lockout settings.C、From the properties of the user account, modify the Account options.D、From the properties of the user account, modify the Session settings.
单选题The international number,location and/or name,geographical co-ordinates,characteristics and intensity,elevation in metres,range in sea miles and description of structure of a light can be found in().AOcean Passages for the WorldBAdmiralty List of Radio SignalsCIALA Maritime Buoyage SystemDAdmiralty List of Lights and Fog Signals
单选题How is the intensity of a light expressed in the Light Lists?().ALuminous rangeBGeographic rangeCNominal rangeDMeteorological range
单选题A camera takes light rays bounced off objects and _____ them on a sheet of a film.AconcentratesBmixesCcombinesDfocuses
单选题The range of a light on Admiralty Charts is normally the().Anominal rangeBluminous rangeCgeographical rangeDvisible range
单选题You are approaching a vertical lift bridge.You know the span is fully open when().AThree white lights in a vertical line are litBA red light starts to flash at about 60 times a minuteCA yellow light is illuminated on the bridge pierDThere is a range of green lights under the lift span
单选题In determining a safe speed()shall not be among those taken into account.Athe characteristics,efficiency and limitation of the radar equipmentBany constraints imposed by the radar range scale in useCthe effect on radar detection of the sea state,weather and other sources of interferenceDthe safe working load of the cranes both on board and ashore
单选题You manage a computer running Windows 2000 Professional that belongs to a workgroup. You create a new user account (Tony) on that computer that is not a member of the Administrators group. You log on using the new account. You create a file with notepad in a folder that is on a volume formatted with NTFS. You encrypt the file. You give another user account defined on that computer, Luis the permission to take ownership of the file. Luis logs on using the account and takes ownership. However, she receives an error message reporting that access is denied when she tries to open the file. What can you do to allow Luis to open the file?()AInstruct Luis to decrypt the file before she tries to open it.BLog on with the account Tony and decrypt the file.CMove the file to a folder that is not encrypted on a different volume that is formatted with NTFS.DMove the file to a folder that is not encrypted on the same volume.
单选题Geographic range is the maximum distance at which a light may be seen under().Aexisting visibility conditions,limited only by the curvature of the EarthBperfect visibility conditions,limited only by the curvature of the EarthCexisting visibility conditions,limited only by the intensity of the lightDperfect visibility conditions,limited only by interference from background lighting
单选题The nominal range of a light may be accurately defined as the maximum distance at which a light may be seen().Aunder existing visibility conditionsBunder perfect visibilityCwith ten miles visibilityDwith fifteen miles visibility
单选题The luminous range of a light takes into account the().Aglare from background lightingBexisting visibility conditionsCelevation of the lightDobserver's height of eye
单选题Male and female students are quite different from each other _____the age at which they begin to develop an intellectual self-discipline.Awith regard to Bin the light ofCin proportion to Don account of
单选题Given an HttpServletRequest request, which retrieves an object of type Account with an Id of “account”?()A Account account = request.get Resource(”account”):B Account account = request.get Attribute (“account”):C Account account = request.get Parameter (account”):D Account account = (Account)request.getResource (“account”):E Account account = (Account) request.get Attribute (“account”):F Account account = (Account) request.get Paramter (“account”):
单选题public class X { public static void main (String args) { byte b = 127; byte c = 126; byte d = b + c; } } Which statement is true?()A Compilation succeeds and d takes the value 253.B Line 5 contains an error that prevents compilation.C Line 5 throws an exception indicating “Out of range”D Line 3 and 4 contain error that prevent compilation.E The compilation succeeds and d takes the value of 1.
单选题In determining a safe speed()shall not be among those taken into account.Athe presence of the background light at nightBthe state of wind,sea and currentCthe number of crew on boardDthe draught in relation to the available depth of water
单选题A head-on situation at night is one in which you see().Aone sidelight of a vessel ahead of youBone sidelight and a masthead light of a vessel ahead of youCone sidelight,a masthead light,and a range light of a vessel ahead of youDboth sidelights of a vessel dead ahead of you
单选题A radar range to a small,charted object such as a light will provide a line of position in which form? ()AStraight lineBArcCParabolaDHyperbola
单选题The maximum distance at which a light may be seen under the existing visibility conditions is called().Anominal rangeBluminous rangeCcharted rangeDgeographic range
单选题Which of the following statements about a lesson plan is inappropriate?AIt is a teaching guideBIt is a blueprint to be strictly followedCIt takes into account syllabus and studentsDIt describes in advance what and how to teach