A、the dark appearance of the underside of a cloud layer due to reflection of a surface of open water
B、the soft light appearance on the underside of a cloud layer due to reflection from a surface of open water
C、the yellowish-white glare on the underside of a cloud layer
D、water sky
更多“Ice blink is（）.”相关的问题
A、A.Anchoring in the presence of ice is not recommended except in an emergency B、B.Towing a vessel through an ice field is not recommended except in an emergency C、C.The "Free and Proceed" system of escorting a beset vessel cuts down on the number of freeing operations D、D.When anchoring in ice，it is advisable to increase the scope of the chain over what is normally used for non-icing conditions
A、the lantern panes of unattended lights may not become covered with ice or snow B、the lantern panes of unattended lights may become covered with ice or snow C、ice or snow is likely caused colored D、the white lights are likely caused to appear colored
A、enter the pack on the windward side where there is a well defined ice edge B、trim to an even keel or slightly down by the bow to take maximum benefit of the ice reinforcement C、take maximum advantage of coastal leads caused by offshore winds D、look for areas of rotten ice and enter perpendicular to the ice edge
A、A.Icebergs may travel in a direction many degrees different from the sea ice B、B.Both icebergs and sea ice will move in approximately the same direction and at the same speed C、C.Icebergs and sea ice will move in the same direction，but at different speeds due to the sail effect of the berg D、D.Icebergs and sea ice will move in the same direction，but the iceberg will move slower because of its underwater bulk
A、A、机翼防冰电门必须 AUTO 位，P61板上的WING ANTI-ICE WINDOW/PROBE HEAT电门WING ANTI-ICE 位 B、B、机翼防冰电门必须ON 位，P61板上的WING ANTI-ICE WINDOW/PROBE HEAT电门WING ANTI-ICE 位 C、C、机翼防冰电门必须ON 位，P61板上的WING ANTI-ICE WINDOW/PROBE HEAT电门任意位 D、D、机翼防冰电门必须 OFF 位，P61板上的WING ANTI-ICE WINDOW/PROBE HEAT电门WING ANTI-ICE 位
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