A line on the Earth parallel to the eq

1、A FICTIVE LINE DISPLAYED ON THE RADAR

A FICTIVE LINE DISPLAYED ON THE RADAR SCREEN SEPARATING THE FAIRWAY FOR INBOUND AND OUTBOUND VESSELS SO THAT THEY CAN SAFELY PASS EACH OTHER defines（）.ASeparated lineBDivided lineCReference lineDSegregated line

2、The purpose of the tripping line on a

The purpose of the tripping line on a sea anchor is to（）.AAid in casting offBDirect the drift of the vesselCAid in its recoveryDMaintain maximum resistance to broaching

3、（）means the curve on the earth’s surfa

（）means the curve on the earth’s surface which cuts all the meridians at the same angle.AGreat CircleBPosition LineCRhumb lineDTrue Bearing

4、A fuel line breaks, sprays fuel on the

A fuel line breaks, sprays fuel on the hot exhaust manifold, and catches fire. Your first action should be to（）.ABatten down the engine roomBstart the fire pumpCapply carbon dioxide to the fireDshut off the fuel supply

5、The phrase “keep a lid on”(Line 6, Par

The phrase “keep a lid on”(Line 6, Paragraph 3) most probably means_____.A［A］ put an end toB［B］ set a limit onC［C］ tighten the control overD［D］ reduce the speed of

6、If a line at right angles to the axis

If a line at right angles to the axis rotates about that axis and, at the same time, moves parallel to the axis, it will generate （）.Aa helixBa helicoidalCa curveDa cone