The cylinder head is heavily finned for strength.

汽缸头附有许多突片以增加强度。

You owe me a fin.

你欠我美金五元。

An automatic radiusing machine was developed to eliminate the burr or edge fin of bar end.

为了清除棒材在生产过程中产生端部毛刺、飞边等缺陷,研制开发了棒材自动倒角机。

I finned madly for the surface.

我拼命划动脚蹼想要浮出水面。

The mainstructure parameters of spirally grooved tube are diameter of tube, fin pitch,corrugation depth, wall thickness, spirally angle and spira.

螺旋槽管(亦称螺纹管)是其中一个重要分支,它是一种优良高效异形强管件。

The male shows elongated rays in its anal fin and yellow pearl organs on the jaws and opercula during breeding season.

雄鱼臀鳍鳍特长，交配季节两颌和鳃盖会长出黄色珠星。

Most fishes have unstriated rays along the anterior part of the dorsal and ventral edges (leading edges) of the caudal fin.

在大多数鱼类尾鳍，沿著背侧与腹侧缘前部具有无鳍。在一些鱼中，例如鰕虎鱼其有与无纹软数量比在鑑定上是有帮助。

Based on analysis three general method for reducing roll: Bilge keel, anti-rolling, antiroll fins, prospect a few new method for reducing roll.

并且本文在比较其他减摇装置基础上,展望了一些新型减摇装置。

Approximately thirteen seconds before impact, the Copperhead's laser light sensor becomes active, and it uses fins to guide itself to the laser light source.

在炮弹着地前大约13秒时铜斑蛇激光感器启动，利用直尾翅制导攻击激光照射目标。

The design of turbulator air preheater with finned tube and that with optic tube as well as its application in petrochemical works were recommended.

介绍了扰流子翅片管空气预器及光管扰流子空气预器设计以及在石油工厂中应用情况。

Studies on heat exchanger aluminum fin precoat of air conditioner were reviewed. Six types of precoat as well as the application of hydrophilic precoat were described.

回顾了空调机交换器预涂层铝散片研究概况，介绍了6种类型预涂层散片材料基本情况以及亲水性预涂膜散片应用效果。提出了该课题今后研究方向。

The lively and recognizable Tiger barb should never be kept with long-finned species, such as angelfish, gouramis, or Veiltail hybrids as they like to nibble at their fins!

不应将活跃而显眼虎皮鱼与鱼鳍长鱼种放在一起饲养，那些鱼种例如有神仙鱼、足鱼或纱罗尾杂交鱼-这是因为虎皮鱼喜欢啃咬它们鱼鳍！

This paper researches into enhanced heat transfer of condensation of splitting gas of waste plastics and R113 on the general smooth tubes,the screw tubes and the aculei finned tubes.

本文研究制冷剂R113和废塑料制汽油过程中产生裂解气在水平光滑管、螺纹管与“犁刺”管上冷凝强。