| 释义 |
1 ?首垂线 (b)该船舶已开始装配，而装配量至少为50公吨或所有结构村料估计重量的1%，取其小者；“首垂线”(forward perpendicular) 指本规例所界定的船舶长度的最前端； 2 ?艏垂标 ... 前桅 fore mast 艏垂标 forward perpendicular 基础,基座 foundation ... 3 ?艏垂线 ... perpendicular magnetization 垂直磁化,横向磁化... forward perpendicular 艏垂线 perpendicular distance 垂(直)距(离)... 4 [船]?船首垂线 ... 船首 prow 船首垂线 forward perpendicular 船首帆缆装置 headgear ...
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From the side, the front line is perpendicular and straight, coinciding with the maxillary edge or slightly projected forward. 从侧面看，前行是垂直而直，与上颌骨边缘或稍向前预测相吻合。 - 2
The powered transition took about 20 seconds, and, if needed, the pilot could hand-crank the wings into the more forward position (more perpendicular to the fuselage) for landing. 该驱动过渡约需20秒，而且如果需要，飞行员可以手工曲柄到更多的前沿阵地降落（更多垂直于机身）的翅膀。 - 3
The Terrier's legs should be carried straight forward while traveling, the forelegs hanging perpendicular and swinging parallel with the sides, like the pendulum of a clock. 该梗犬在行进中要求腿部笔直向前，前腿垂直悬起，如同钟摆般向身体两侧平行摆动。
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