The tail fin is significant because it is a major structural component, whose failure has contributed to past crashes.
尾翼意义重大的原因在于它是一个主要的结构部件，过去许多坠机事件都与尾翼失灵有关。
Finally they tied ropes to the shark's tail fin and behind its pectoral fin, and attached these ties to the rescue vessel, which towed the shark out through the harbour estuary.
最后他们用绳子绑在鲨鱼尾鳍和胸鳍后面，把绳子绑在救援船上，将鲨鱼拖出港口。
The important role of tail fin of a fish in swimming is to produce a thrust.
鱼类游动时尾鳍的重要作用是产生推力。
A tail fin, for example, has many different types of cells and is a very intricate structure.
一个尾鳍，例如有许多不同类型的细胞，是一个很复杂的结构。
The eye sac, ear vesicle, heart, digestive tract, kidney, swim bladder, pectoral and tail fin were developed preferentially.
在整个发育过程中，眼、耳囊、心脏、消化道、肾脏、鳔、胸鳍和尾鳍等得到了优先发育。
The apparatus consists of a single board microcomputer, propeller type velocity sensor, tail fin type flow direction sensor and corresponding interface circuits and software.
该仪器以单极微机为核心，配置旋浆流速传感器、尾舵式流向传感器、相应的接口电路和软件。
The flapping mechanism adopts a parallel quadrilateral connecting rod mechanism to lead the tail fin of the robotic fish arranged on a tail fin frame to make periodic translational motion.
该拍动机构采用平行四边形连杆机构使安装在尾鳍架上的机构鱼的尾鳍作周期 性的平移运动。
High stability is the precondition of the high propulsive efficiency for robotic-fish and the steady control of the tail fin is the mail method to increase the stability of the robotic-fish.
高的稳定性是仿生机器鱼高效推进的前提，而对尾鳍的稳定性控制是实现仿生机器鱼稳定性的主要方法。
The airline known as the “flying kangaroo”, from its iconic tail-fin emblem, is Australia’s oldest and biggest commercial carrier.
由于其标志性尾状飞翼徽标而被誉为“飞行袋鼠”的澳航是澳大利亚历史最悠久规模最大的商业运输公司。
The airline known as the “flying kangaroo”, from its iconic tail-fin emblem, is Australia’s oldest and biggest commercial carrier.
由于其标志性尾状飞翼徽标而被誉为“飞行袋鼠”的澳航是澳大利亚历史最悠久规模最大的商业运输公司。
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