查询词典 anal fin

Moreover, a red colored anal fin is an additional quality aspect.

更多的是，一个红色的尾鳍是一个附加的优质的外观。

Of course remember that genetically some strains might not have a red anal fin.

但是请记住，有些品种是不会有红色尾鳍的。

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。

The pelvic fins are rather long, reaching the anal fin in adult males, but not in females.

盆腔鳍是颇长达肛门的鳍成年男性，而不是女性。

The anal fin has two spines and the lateral line is continuous.

肛门翅有两个刺侧线，连续。

Elongated, cylindrical body with short anal fin and large scales.

芒、 圆柱身体短肛管翅片与大尺度。

Jieyou strong dorsal and anal fin hard spine.

背鳍和臀鳍皆有强大的硬棘。

"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

Some of the distinguishing characteristics of the yellow tail rockfish include a convex space between the eyes, the absence of spines on top of the head, a projecting lower jaw, an anal fin with eight soft rays and the lining of the belly is white.

黄尾石斑鱼的可分辨特徵包括一个凸空间之间没有刺的头、突出的下颚、一个肛门翅八的情况下的眼睛是白色的软γ射线及腹部衬。

Small scale, only ventral cortex ventral fin and even anal with abdominal edge.

鳞小，腹面仅腹鳍甚至肛门具皮质腹棱。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。