()the time of collision,the 3rd officer was on the bridge.
A、At
B、On
C、Of
D、In
A、At
B、On
C、Of
D、In
A、area times the stroke B、area times the stroke, times the number of cylinders C、volume times the stroke D、volume times the stroke, times the number of cylinders
A、3 times the depth of water B、6 times the depth of water C、10 times the depth of water D、15 times the depth of water
A、5 times the depth of the water in good holding ground B、10 times the depth of the water in shallow water C、2 times the depth of the water in poor holding ground D、8 times the depth of the water in deep water
A、air temperature at the time of the exposure B、air pressure at the time of the exposure C、humidity at the time of exposure D、duration of the exposure
A、one and one-half times the length of a dot B、twice the length of a dot C、three times the length of a dot D、four times the length of a dot
A、used with the equation of time B、used in the form of LHA Aries C、calculating the time of moonrise D、determining local apparent time
A、A.Four times the depth of water B、B.Two and one-half times the depth of water C、C.Five to seven times the depth of water D、D.Fifteen times the depth of water
A、date of construction or establishment B、length of time between flashes of the light C、time required for the longest flash of each cycle D、time required for the light to complete each cycle
A、three times the circumference of a manila line B、five times the diameter of a manila line C、twice the diameter of its sheaves for manila line D、twenty times the diameter of a manila line
A、A.An amount equal to the depth of the water B、B.Two times the depth of water C、C.Three to four times the depth of water D、D.Five to seven times the depth of water