caudal fin
英 [ˈkɔːdl fɪn]
美 [ˈkɑdəl fɪn]
尾鳍
英英释义
noun
- the tail of fishes and some other aquatic vertebrates
双语例句
- Old World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal fin.
东半球的淡水鲇鱼，体表无鳞，有类似鳗鱼尾鳍的很长的臀鳍。 - The phenol extraction of genomic DNA from alcohol-preserved caudal fin is an effective method of promoting and using in molecular studies on fish.
综合比较，苯酚/氯仿抽提法提取乙醇保存的尾鳍组织基因组DNA是一种行之有效的方法，可以在鱼类分子研究中推广应用。 - The DNA samples were extracted from the caudal fin ray of samples.
从样品鳍条提取基因组DNA，水平式淀粉凝胶电泳法检测同工酶。 - Poly ( A) mRNA obtained from carp eggs was injected into goldfish embryo at different developmental stages to study the effect of the mRNA on the caudal fin development. The experiment consisted of two parts: I.
从鲤鱼卵巢中提取核酸（mRNA）注入不同发育阶段的金鱼胚胎中，观察mRNA对尾鳍发育的影响。 - Based on the strategy, this paper gives the equation of caudal oscillating track when the robotic fish swimming forward with a certain speed by using two-link caudal fin.
根据以上模型，本文给出了机器鱼在某个时间段匀速下机器鱼两关节尾鳍摆动轨迹方程。 - The SPC-II fish robot prototype is an experimental platform which validates the stability, high efficiency and maneuverability by utilizing the caudal fin propulsion mechanism.
SPC-II型仿生机器鱼是利用尾鳍推进机理，实现机器鱼稳定、高速游动和验证机动性的一个实验平台。 - Examination of filmed sequences of turning fish shows that the C-type fast-start process includes three stages, distinguished by different movements of the centre of mass and motions of the caudal fin.
仔细分析运动图像后，根据质心和尾鳍的运动，发现C形起动过程大体可以分解为三个阶段。 - The equation of the robotic fish caudal fin locomotion is deduced in the third section.
在第三部分，本文分析了鱼类尾鳍推力方程，说明了提高尾鳍摆动的振幅和频率可以提高尾鳍的前向推力。 - Based on motion similarity of microrobot drive fin and fish caudal fin, the authors discuss fish ( muscle) hydrodynamics, and analyze propulsion force produced by biomimetic fish-like drive fin.
基于鱼类肌肉水动力学的研究，利用鱼类尾鳍与微机器人摆翼运动相似性，对仿生鱼型微机器人摆翼所产生的推进力进行了分析。 - Based on the unsteady incompressible potential flow theory, the swimming performance of the caudal fin is further studied.
采用非定常势流理论对鱼类的尾鳍摆动推进功能进行了一系列的分析。