你可能感興趣的試題

單項(xiàng)選擇題

When the anchor is brought to and holding，the horizontal component of anchor cable tensions should equal the（）.

A.displacement tonnage
B.weight forces
C.buoyancy forces
D.environmental forces

單項(xiàng)選擇題

When picking up your mooring at the buoy，the correct method is to（）.

A.approach the buoy with the wind and current astern
B.approach the buoy with the wind and current ahead
C.approach the buoy with wind and sea abeam
D.stop upwind and up current and drift down on the buoy

船舶高空作業(yè)不宜在何種情況下進(jìn)行（）。

你可能感興趣的試題

When the anchor is brought to and holding，the horizontal component of anchor cable tensions should equal the（）.

When picking up your mooring at the buoy，the correct method is to（）.

When the anchor is brought to and holding，the horizontal component of anchor cable tensions should equal the（）.

When picking up your mooring at the buoy，the correct method is to（）.