A、local hour angle
B、azimuth angle
C、meridian angle
D、longitude
更多“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（）.”相关的问题
A、the rudder angle indicator reading B、the desired rudder angle reading C、the measured rudder angle reading D、the intended rudder angle reading
A、stability at all angles of inclination B、initial stability C、stability at angles less than the limit of positive stability D、stability at angles less than the downflooding angle
A、a straight line drawn on the chart approximates a great circle B、the chart should not be used outside of the standard parallels C、the course angle is measured at the mid-longitude of the track line D、distance cannot be measured directly from the chart
A、laying a straight edge across the crank webs at the crankpin and measuring the distance to the crankpin in two places B、measuring the crank drop on either side of each crank throw while the crankshaft is slowly rotated through one revolution C、rotating the crankshaft through one revolution, pausing each 90oof rotation to measure bearing clearances, top and bottom D、taking micrometer reading between the crank cheeks opposite the crankpin every 90°of crank angle rotation
A、Greenwich celestial meridian B、hour circle of the body C、local celestial meridian D、vertical circle of the body
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