_______是改善船舶稳性的一个有效途径，既使得初稳性高度有所提高，同时也使得对应角度下的静稳性臂增大。
A. 增加船宽
B. 使船内重物垂直向下移动
C. 减小受风面积
D. 使船内重物水平横向移动
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铁军中队灭火攻坚组技能训练规定楼层火灾救人操的成绩评定分别为()。
A. 及格8分钟
B. 及格8分15秒
C. 良好7分30秒
D. 良好8分钟
E. 优秀7分钟
F. 优秀7分钟
诊法不包括的
A. 问
B. 叩
C. 切
D. 望
E. 闻
One nautical mile is the length of an arc of great circle which subtends an angle of ()at the centre of the earth.
A. 1 degree
B. 1 minute
C. 1 second
D. 1.5 degree
Which of the following is TRUE of advection fog ().
A. It commonly occurs on coastal waters during cold seasons
B. It moves in a bank or dense cloud
C. It is caused by warmer air moving to a cooler location
D. All of the above
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