centerline skeg

用法例句

Experimental device on tail fin of three degree of freedom bio-robotic fish;

3自由度仿生机器鱼尾鳍试验装置

Control of tail fin flaping of robofish;

仿生机器鱼尾鳍拍动的控制算法

Experimental study on hydrodynamic performance of a bio-tail fin propulsive system

仿鱼尾鳍推进系统的水动力性能试验

On the basis of the experimental model of catamaran with robotic fish propulsor,numerical model for the tail-fin locomotion in a robotic fish propulsor was established after the forebody swing of single body and single tail robotic fish solved.

结合仿鱼推进双体船的实验模型,在解决了单体单尾机器鱼运动时摇艏问题的基础上,建立仿鱼推进器尾鳍运动的数值计算模型,用面元法计算尾柄与尾鳍以不同相位角摆动时尾鳍的平均推力性能和平均推进效率曲线,计算尾柄与尾鳍同相位摆动时尾鳍摆动频率与摆动过程中最大推力的关系曲线,从计算结果可以看出,对于双体双尾仿鱼推进器在设计中尾柄和尾鳍可以刚性联接,并适当增加尾鳍的摆动频率可以极大地提高尾鳍摆动过程中产生的最大推力,提高仿鱼推进器的推进功率。

Experimental research on a bionic propulsor with double tail-fins;

针对单尾鳍摆动推进存在的机器鱼摇艏问题,理论分析了仿鱼尾鳍摆动过程中推力系数和侧向力系数的脉动情况,设计出仿生双尾推进器,并将其应用于小水线面双体船,开发出新型仿生双尾推进水上试验平台,同时,根据鱼类高效推进的机理,分析了仿生双尾推进器尾涡的相互影响。

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 motion similarity of microrobot drive fin and fish caudal fin, this paper discusses fish muscle hydrodynamics, and analyzes 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,对仿生鱼形微机器人摆翼所产生的推进力进行了分析。

This paper presents an overview of the swimming mechanisms and the caudal fin locomotion employed by fish.

本文对鱼类的游动机理和尾鳍运动学原理进行分析，提出利用尾鳍摆动轨迹研究机器鱼的运动学原理方法，设计并实现了一种三关节仿BCF(Body and／or Caudal Fin身体加尾鳍)高效推进方式机器鱼模型(OuceFish-Ⅰ)，通过对机器鱼的姿态、运行轨迹进行控制和分析，并对机器鱼的实验结果做了分析，达到研究分析机器鱼的运动学原理的目的。

"It has one dorsal and one anal fin, Both long and Both connected to the rounded tail. "

背鳍和臀鳍各一,形长,均与尾鳍基部相连,尾鳍圆形

fish having greatly elongated front rays on dorsal and anal fins.

背鳍和尾鳍上有很细长的触须的鱼。

Research on Flow Field Characteristics of Oscillating Caudal Fin Based on DPIV Technology

基于DPIV技术的摆动尾鳍流场特性研究

Experimental study on hydrodynamic performance of a bio-tail fin propulsive system

仿鱼尾鳍推进系统的水动力性能试验

Any of a breed of goldfish having a wide, fanlike double tail fin.

扇尾金鱼有宽的扇状双尾鳍的家养金鱼

Likewise, the animal's tail fin and flipperlike hind limbs suggest an aquatic lifestyle.

牠的尾鳍与鳍状的后肢也同样显示了水中的生活方式。

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。

any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs.

中生代的几种水生爬行动物，身体象海豚，有背鳍和尾鳍，四肢形如浆。

They are quite an accomplishment in betta form.

巨大、下伸展的尾鳍，完美的背鳍及对称的臀鳍，半月斗鱼绝对是斗鱼型态上的一大成就。

Relating to, having, or being a tail fin in which the upper lobe is larger than the lower and the vertebral column extends into the upper lobe, as in sharks.

歪尾的（有）上片大于下片、脊椎延伸入上片中的尾鳍的，与其有关的，如鲨鱼的鳍

Caudal edges have to be straight or curving outwards, and not bending inwards.

尾鳍边缘一定要直或是向外弯曲，不能向内弯折。

In addition, the anal fin has a curvature that fits the round shape.

还有，尾鳍有一个弯曲度刚好适合鱼的圆型身体。

Studies on Cold-induced Apoptosis in Colossoma Brachypomum Cells;

低温诱导淡水白鲳尾鳍细胞CBT凋亡的研究

Caudal Fin Locomotion and Design of Control System for Robotic Fish;

机器鱼尾鳍运动学研究与控制系统设计

Research and Design of Robot Fish Tail Fin Propulsion System

仿生机器鱼尾鳍推进系统的研究与设计

CARP TALL FIN TISSUE CULTURE AND THE PRELLMINARY STUEY OF CRYOPRESERVATION AND RECOVERY

鲫鱼尾鳍细胞培养及冻存与复苏的初步研究

Design and study on the multiple-bionic UUV with double tail fins

双尾鳍组合仿生UUV的研制及其特性研究

Modified control of tail fin servo system of robot-fish

基于机器鱼尾鳍推进伺服系统的改进控制算法