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Any of a large group of fishes of the superorder Acanthopterygii,having bony skeletons and spiny rays in the dorsal and anal fin s and including the bass,perch,mackerel,and swordfish.

目鱼棘鱼总目的各种鱼类,有骨质的外骨骼和刺状的背骨以及近肛门的。还包括鲈鱼,鲭鱼,和箭鱼

Due to strong disturbance of fin angle, surplus forces are produced that can badly influence static and dynamic characteristic of loading system.

减摇加载系统是典型的被动式电液力伺服系统,由于受到减摇角的强干扰,引起很大的多余力。

Of swimming creatures that are destitute of feet, some have winglets or fins, as fishes: and of these some have four fins, two above on the back, two below on the belly, as the gilthead and the basse; some have two only,-to wit, such as are exceedingly long and smooth, as the eel and the conger; some have none at all, as the muraena, but use the sea just as snakes use dry ground-and by the way, snakes swim in water in just the same way.

一些没有脚的动物有小翼或者,如鱼;这样的动物有些有四只,两只在背上,两只在腹部,如乌颊鱼和 BASSE ;一些只有两只,理智的说,就如那些极度修长和平滑的鳗鲡和康吉鳗;一些动物没有,如同 MURAENA ,但是在海里就如同蛇在陆地,并且顺便说一下,蛇在水里游也是使用同样的方式。

Any of various fishes of the family Cyclopteridae,especially Cyclopterus lumpus of North Atlantic waters,having pelvic fin s united to form a suction disk and a body bearing prominent tubercles.

鱼圆鱼科的几种鱼,尤其是北大西洋圆鱼,有结合成吸盘的腹,全身呈永久结节状

Any of a large group of fishes of the superorder Acanthopterygii,having bony skeleton s and spiny rays in the dorsal and anal fins and including the bass,perch,mackerel,and swordfish.

目鱼棘鱼总目的各种鱼类,有骨质的外骨骼和刺状的背骨以及近肛门的。还包括鲈鱼,鲭鱼,和箭鱼

Any of a large group of fishes of the superorder Acanthopterygii, having bony skeletons and spiny rays in the dorsal and anal fins and including the bass, perch, mackerel, and swordfish.

目鱼棘鱼总目的各种鱼类,有骨质的外骨骼和刺状的背骨以及近肛门的。还包括鲈鱼,鲭鱼,和箭鱼

Colors below the posterior dorsal rags fin are identical and no black spots on them. The distance from anterior to posterior dorsal fin base (the distance between the two dorsal fins) was relatively short. The base of the two ventral fins united and concaved narrowly.

modestus的主要形态区别为:第1背大而高,第1棘呈丝状延长,各棘尖明显伸出膜;第2背棘中部以下颜色均一,无黑斑;第1背和第2背基部之间间距较小;左右腹基部愈合处凹陷较浅。

This paper describes a quasi-linearization method for computing the anti-rolling behaviour of ships for the condition of the fin s saturation. In the evaluation of the lift of the fin s the interaction effects between the fin s and bilge keels, and between the fin$$...

本文给出减摇装置工作在角超过饱和点情况下的横摇性能计算方法,并分析了两艘装减摇的船在波浪中的试验结果同理论计算结果的对比,通过理论与实际的比较说明这一方法在选择减摇尺寸以及本装置在船上的布置将是有意义的,并可用来预报装减摇的船舶在不规则海浪中的横摇运动性能。

Diseased cobias were collected from some net-cage farms at Hsiqu Liouchiou Island, next to Dunggang, Taiwan. Some little nodes appeared on surfaces of their fins and skins. When the symptom became serious, they looked like sarcomas. Almost every organ, including liver, spleen, kidney, fin, heart, stomach, intestine of a hard-sick cobia were dealt through the following processes:fixation, section and staining. Only at the connective tissues of fins and epithelium did we find hypertrophy cells which own big nuclei and inclusion bodies around the nuclei.

中文摘要本实验自屏东小琉球采集某家养殖业者箱网网中的罹病海鲡,外观上,与部分体表出现结节状之小颗粒,严重时,呈现瘤状肉柄,取其各部位组织包括:肝脏、脾脏、肾脏、、心脏、胃、肠等进行固定、切片及染色,发现唯有於与皮肤部位之结缔组织细胞,明显可见肥大之现象,肥大之细胞拥有巨大细胞核与围绕著细胞核的包涵体网状结构,由於肥大细胞之堆叠,导致鱼体之与一些表皮部位有颗粒状的「结节」存在。

The Fuzzy-PID controller of fin stabilizer was designed based on fuzzy control and PID control theory. The controller of Fin Stabilizer is designed which uses roll angle and angular velocity of roll angel as input and fin angel as output. The model of ship is built based on Conolly theory. The controller is simulated using MATLAB. Results shows that compared with conventional PID controller, the FUZZY-PID controller has better effect.

设计了基于模糊控制和PID控制理论的FUZZY-PID复合控制减摇控制系统,以横摇角和横摇角速度为输入量,角为输出量,基于Conolly理论建立了船舶模型,利用MATLAB针对不同海情对控制器进行了仿真,结果表明减摇模糊控制器动态响应性能和稳态控制精度均十分理想,能够满足减摇控制系统的控制要求。

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This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

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