查询词典 caudal

METHODS:① Model group: The rats were made into models of Parkinson disease with damaged corpus striatum by injecting 6-hydroxydopamine (6-OHDA, 12 μg), which was dissolved in 5 μL normal saline containing 2 g/L ascorbic acid, slowly into caudal putamen.

①模型组：将6-羟基多巴(12 μg溶于5μL含2 g/L抗坏血酸的生理盐水中)缓慢注入尾壳核，建立纹状体毁损帕金森病大鼠模型，不干预。

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。

Also, young may have an orange longitudinal band running from the tip of the head to the caudal fin that fades as the fish matures.

年轻人可能还有一个橙色的纵向带尾的鳍消失，鱼成熟，从头的运行。

Lives back blue ribbon was green, slightly yellowish off-white belly, and post-dorsal edge of caudal fin black.

恢复正常生活蓝带是绿色的，淡黄色白色腹部和后尾鳍黑背优势。

Caudal fin is rounded in both subspecies.

在这两个亚种舍入尾鳍。

Using engineering and numerical analysis software Matlab some simulations of the model are carried out, and the motion simulations of the fish body and the caudal fin under different kinematics parameters are also carried out.

根据对鲹科加新月形尾鳍推进模式的仿生学研究，在分析游动过程中身体与尾鳍运动的基础上，建立了一维稳态游动情况下鱼体及尾鳍的运动学模型，利用Matlab工程分析与计算软件对该模型进行了运动仿真，并进行了尾鳍和鱼体在不同运动参数下的仿真研究，给出了适合仿鱼水下推进器设计的参数取值范围。

This dissertation sets up a physical model consists of the caudal fin, the muscles and the spring, and also gives a mathematical model of the optimal compliance of the spring. Some simulations are carried out. The simulation results says that the elastic element can increase the propulsion efficiency, which provides a technical way for promoting efficiency of underwater propulsors.

本文给出了一种含有弹性元件的肌肉—弹性元件—尾鳍的物理模型，在游动能量损耗最低条件下，建立了求解弹性元件最佳柔顺系数的数学求解模型，并进行了仿真研究，研究结果验证了弹性元件对提高推进效率的作用，为提高仿鱼水下推进器的推进效率提供了一种技术上的解决途径。

Based on the bionic study on Thunniform propulsion mode and its body and caudal fin motion during one-freedom steady swimming condition, this dissertation sets up a kinematic model of this propulsion mode.

本文提出了一种仿鲹科加新月形尾鳍模式水下推进器的运动学模型。

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。

Forked caudal fin deep, lower lobe longer, body silvery white, the upper was slightly blue gray.

尾鳍分叉颇深，下叶较长，体银白色，上部微呈青灰色。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。