tail fin
英 [teɪl fɪn]
美 [teɪl fɪn]
尾鳍;直尾翼,垂直安定面
英英释义
noun
- the tail of fishes and some other aquatic vertebrates
- one of a pair of decorations projecting above the rear fenders of an automobile
- a stabilizer that is part of the vertical tail structure of an airplane
双语例句
- The yawing can apparently attenuate the angular displacement of both the tail and the attack angle of tail fin.
艏摇的存在会明显的衰减尾柄主臂和尾鳍攻角的角位移。 - Additionally, the movements of the bionic tail fin propulsive system could be optimized by the comparisons of the propulsion efficiency, propulsion coefficient, lateral force coefficient and torque coefficient at different conditions ( i.e. movement parameters).
对不同运动参数下的仿鱼尾鳍推进系统的推进效率、推力系数、侧向力系数和力矩系数进行比较分析,得出最优化的机械尾鳍运动状态。 - The project using mechanism structure to simulate tail fin flapping is finally put forward, which is validated by simulation.
提出用机械结构运动模拟机器鱼尾鳍拍动的解决方案,并通过仿真进行了验证。 - While the dynamics of the fish tail fin is widely studied, the design of the tail fin propeller lacks a kind of simple valid and estimation method, to link the motion parameters of the tail fin with the propulsive force and efficiency.
鱼类尾鳍的动力学问题已经得到广泛研究,但是在进行尾鳍推进器的设计时,还缺乏一种简单有效的设计和估算方法,将尾鳍的运动参数与推力、效率联系起来; - BBC news with Fiona McDonaldBrazilian navy divers have found the tail fin of the Air France plane that disappeared over the Atlantic a week ago.
巴西海军发现一周前在大西洋失事的法航客机尾翼。 - The phoenix pattern at the side of beu of drum of Duke Chu has a character of cocking up tail, which is different with the pattern with fin tail on Yong bell at the same time.
楚公■钟侧鼓的鸟纹均为翘尾,与同时期甬钟上流行的垂尾鸟纹不同。 - So it is an effective measure to restrain the coning motion of large fineness ratio unguided spinning rocket stabilized with tail fin that adopting negative-fixed and negative-spin wrap-around fin.
将卷弧形尾翼反装且反向旋转是抑制和减小大长径比无控旋转火箭弹锥形运动的有效措施。 - Based on observation and analysis of vorticity, the flows field structure of 2-DOF tail fin propellers and the thrust formation reason are studied.
在观测和分析尾鳍流场的基础上,研究了2自由度尾鳍推进器的流场结构和推力形成原因; - Calculational method of the propulsive force and efficiency of tail-fin propulsion based on ideal propeller theory
基于理想推进器理论的尾鳍推力与效率估算柔性尾鳍推进装置的水动力计算 - By analyzing the incidental flow of the twin tail fin ship, a model test on the compensating duct used on the 3 000 t river sea container ship on the Xijiang River is studied.
在分析双尾鳍船型尾部伴流场的基础上,采用补偿导流技术对西江3000t级江海直达集装箱船进行模型试验与研究。