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
- 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 newly hatched larvae are 11 mm. in total length. The pectoral fins, gills, mouth, caudal fin, eye pigment, blood vessels and other organs were formed gradually 2-4 days post hatching.
刚出膜的仔鱼全长11mm，出膜后第2天到第4天，胸鳍、鳃、口腔、鳍、眼色素、体内血管等器官相继发育完全； - 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。 - 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。 - 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。 - Another characteristic is the presence of large black spots on the back and on both lobes of the caudal fin.
另一个特点是鳍的的大黑点，背上，并对这两种极限的尾。 - The father already had a somewhat unusual caudal fin pattern; instead of a long band, this fish possessed elongate spots there.
父亲已经有点不寻常尾鳍格局；而是一个漫长的乐队，这种鱼具有伸长点。 - 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。 - 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。 - Experimental measurement and analysis on the wake vortex of oscillating flexible caudal fin
摆动柔性鳍尾涡流场的实验测试与分析