In the navigational triangle，the angle at the elevated pole is the ______．A.meridian angleB.altitudeC.right ascensionD.azimuth angle
In the navigational triangle，the angle at the elevated pole is the ______．
A.meridian angle
B.altitude
C.right ascension
D.azimuth angle
相关考题：
下述畸形表现中几乎不可能出现的是()A.Angle I类表现为反牙合B.Angle II类表现为反牙合C.Angle III类表现为反牙合D.Angle I类表现为深覆盖E.Angle II类表现为深覆盖
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What will be the phase angle relationship of a six-pole, three-phase, rotating field generator?A.60B.120C.180D.360
A vertex of the navigational triangle is NOT located at the ______.A.elevated poleB.celestial bodyC.zenithD.coaltitude
With a given load on the cargo hook，tension in a single span topping lift ______.A.increases as the boom's angle to the horizontal increasesB.is at a maximum when the boom is at a 45° angle to the horizontalC.increases as the boom's angle to the horizontal decreasesD.decreases as the boom's angle to the horizontal decreases
With a given load on the cargo hook，the thrust on a cargo boom ______.A.increases as the angle to the horizontal increasesB.increases as the angle to the horizontal decreasesC.is greatest at an angle of 45° and decreases as the boom is raised or loweredD.is least at an angle of 45° and increases as the boom is raised or lowered
______is an angle at which a cargo settles in the hold of a ship，between the horizontal and the slope made by a bulk cargo such as grain or iron ore．A.Angle of lollB.Angle of inclinationC.Angle of reposeD.Angle of list
Mariners proceeding across the main routes are recommended to do so at______．A.as wide an angle as practicableB.as wide an angle so practicableC.like wide an angle as practicableD.like wide as angle so practicable
Magnetic dip is a measurement of the angle between the ______.A.geographic pole and the magnetic poleB.lubber’s line and true northC.horizontal and the magnetic line of forceD.compass heading and the magnetic heading
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单选题The actual rudder angle reading is（）Athe rudder angle indicator readingBthe desired rudder angle readingCthe measured rudder angle readingDthe intended rudder angle reading
单选题An isosceles triangle has one angle with a measure greater than 95° and another with a measure of x°. Which of the following must be true?Ax 85Bx = 85Cx =42.5Dx 42.5Ex 42.5
单选题If the measures of the angles of a triangle are in the ratio of 2：3：4, what is the measure of the smallest angle of the triangle?A20B25C30D40E45
单选题In the navigational triangle，the angle at the elevated pole is the（）.Ameridian angleBaltitudeCright ascensionDazimuth angle
单选题Magnetic dip is a measurement of the angle between the（）.Ageographic pole and the magnetic poleBlubber's line and true northChorizontal and the magnetic line of forceDcompass heading and the magnetic heading
单选题The maximum angle at which the intact stability curves are valid for ship’s is the angle for（）.Athe limit of positive stabilityBthe limit of small-angle stabilityCmaximum offsetDdownflooding
单选题The angle at the pole measured through 180°from the prime meridian to the meridian of a point is known as（）.Athe departureBthe polar arcClongitudeDGreenwich hour angle
单选题What will be the phase angle relationship of a six-pole, three-phase, rotating field generator （）.A60B120C180D360
单选题With a given load on the cargo hook，the thrust on a cargo boom（）.Aincreases as the angle to the horizontal increasesBincreases as the angle to the horizontal decreasesCis greatest at an angle of 45° and decreases as the boom is raised or loweredDis least at an angle of 45° and increases as the boom is raised or lowered
单选题With a given load on the cargo hook，tension in a single span topping lift（）.Aincreases as the boom's angle to the horizontal increasesBis at a maximum when the boom is at a 45° angle to the horizontalCincreases as the boom's angle to the horizontal decreasesDdecreases as the boom's angle to the horizontal decreases
单选题The angle measured at the observer’s meridian from the elevated pole，clockwise or counterclockwise up to 180°，to the vertical circle of the body is the（）.Alocal hour angleBazimuth angleCmeridian angleDlongitude
单选题Mariners proceeding across the main routes are recommended to do so at（）.Aas wide an angle as practicableBas wide an angle so practicableClike wide an angle as practicableDlike wide as angle so practicable