查询词典 anal fin

This paper deals with the numerical solution of the Euler equation for airfoils using approximate boundary conditions and the effects dorsal fin on vortex over delta wing at high angles of attack.

本文研究了Euler方程的高效数值方法及背鳍对三角翼大迎角脱体涡的影响问题。

A feather, wing, fin, or similar appendage.

羽、翼或鳍状结构羽、翼、鳍或类似的悬着物

Large deep-water shark with white-tipped dorsal fin; worldwide distribution; most dangerous shark .

生活在深海长有白色背鳍的大鲨鱼；分布于世界各地；最危险的鲨鱼。

Predatory black and white toothed whale with large dorsal fin common in cold seas .

白色食肉型有牙齿和大型鳍的鲸；常见于寒冷的海水中。

Predatory black and white toothed whale with large fin common in cold seas .

黑白色食肉型有牙齿和大型的鲸；常见于寒冷的海水中。

Predatory black and white toothed whale with large dorsal fin common in seas .

黑白色食肉型有牙齿和大型鳍的鲸；常见于的海水中。

Predatory black and white toothed whale with large fin common in cold seas .

黑白色食肉型有牙齿和大型鳍的鲸；常见于寒冷的海水中。

Predatory black-and-white toothed whale with large dorsal fin; common in cold seas.

黑白色食肉型有牙齿和大型背鳍的鲸；常见于寒冷的海水中。

Greenpeace still supports subsistence whale hunts by native peoples in Arctic waters. In 2006, Greenland inhabitants alone accounted for almost 200 whale kills, including 11 fin whales, which are listed as an endangered species by the World Conservation Union.

&绿色和平组织&仍然支持北极海域的土著人因生存需要而捕鲸。2006年，只有格陵兰岛土著解释了为什么捕杀200头鲸，其中包括被&世界环保组织&列为濒危物种的11头长须鲸。

In 2006, Greenland inhabitants alone accounted for almost 200 whale kills, including 11 fin whales, which are listed as an endangered species by the World Conservation Union.

要善于运用中文标点符号辅助翻译

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。