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。 - Studies on the formation of single caudal fin in the goldfish, Carassius auratus ⅲ. the effect of polyethyleneglycol and ultraviolet rays on the development of caudal fin
金鱼单尾鳍形成的研究Ⅲ.聚乙二醇和紫外线对尾鳍发育的影响 - The soft anatomy of conodont shows some soft tissues including eyes, notochord, nerve cord, myomeres and caudal fin.
英国古生物学家们通过牙形石动物的软体解剖学研究，发现眼睛、脊索、神经索、肌肉组织、尾鳍等软组织； - Culture of cells from caudal fin of carp
鲤鱼尾鳍细胞的体外培养及其生长状态的研究 - 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。 - 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。 - The results show that: Increasing the mass of fish appropriately and reducing the mass of the fish tail and the caudal fin, especially reducing the mass of the caudal fin, is contributed to reduce swinging of fish body.
结果表明：适当地增大鱼体的质量，减小尾柄和尾鳍的质量，尤其是减小尾鳍的质量，有助于抑制鱼体摆动。 - This dissertation sets up the kinematics model on the basis of the biomimetic study of lunate-tail propulsion steady swimming fish and of the analysis of fish body motion and caudal fin motion.
本文在综合国内外鱼类游动文献中的有关研究成果的基础上，分析了鱼类游动过程中鱼体和尾鳍运动，建立了月牙尾推进模式稳态游动的运动学模型。 - 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。 - 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。