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【单选题】
某油轮装载原油后,实测第3油舱中舱空档为3.0m,该舱测中心在舱中心后6.10m, 在舱中心线左边5.15m。测空档时船舶吃水差t=-1.0m,船长L bp =219m,船舶右倾1.0°。 则该油舱空档的横倾修正量为( )m。A.
+0.028
B.
-0.028
C.
+0.090
D.
-0.090
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【单选题】词汇与结构 When flying the traffic pattern with the wing flaps _________, the airplane must be flown in a relatively nose-high attitude to main altitude, as compared to flight with flaps extended.
A.
engaged
B.
retracted
C.
ascended
D.
repositioned
【单选题】The somatogravic illusion falsely identifying a level acceleration as a steep climb, is most likely to be encountered
A.
during a go-around in a high performance aircraft when flying visually
B.
during and just after take-off in a high performance aircraft on a dark night
C.
during an approach to a poorly lit runway on a dark night
【单选题】下列关于地物测绘的精度,说法错误的是()。
A.
地物测绘精度主要取决于特征点的测定精度
B.
在平地、丘陵地,图上的地物点相对附近图根点的平面位臵中误差不大于图上0.6mm
C.
在特殊困难地区,图上的地物点相对附近图根点的平面位臵中误差可相应放宽50?
D.
在城市建筑区,图上的地物点相对附近图根点的平面位臵中误差不大于图上0.8mm
【简答题】In the supermarket you would also find many frozen foods --- frozen fruits, vegetables, meat and fish. As techniques for 5.__________ (freeze) food are being improved, more frozen foods are appearing ...
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