After an hour or two, a triangular fin sliced the surface of the water and circled the group.
约莫一两小时后，一尾三角鱼鳍划过水面，围着一群人转起了圈。
Over the past two months, its also been reported that wholesalers have seen the price of shark fin drop by about 20%, as demand has slowly plummeted.
过去的两个月因需求持续低迷，鱼翅的批发价已下跌20%。
Whalers cut open and inspect meat from a 35-ton fin whale, one of two fin whales caught off the coast of Hvalfjsrour, north of Reykjavik, on the western coast of Iceland.
捕鲸的人正在切开一头35吨的长须鲸并检查其肉质，有一半的长须鲸在冰岛西岸的首都雷克雅维克北部的Hvalfjsrour被捕捞。
The electric hot air curtain machine can be divided into two types of semiconductor thermal sensitive ceramic heater and a fin electric heating tube heater according to different heating materials.
电热风幕机根据加热材料不同可分为半导体热敏陶瓷加热器和翅片电热管加热器两种。
Rest of airframe welded steel tube, with pilot and fixed fin at rear and engine and fuel tank at front, resting on two pontoons of rubberized fabric.
其余机身焊接钢管，与飞行员，在后方，发动机和燃料箱固定鳍在前面，胶布的两个浮筒休息。
Fuzzy inference network (FIN) and fuzzy associative memory network (FAM) are two most important FNN models.
模糊推理网络(FIN)和模糊联想记忆网络(FAM)是两种最重要的FNN模型。
In California, which controls an estimated 85 percent of the U. S. trade in the fins, a bill introduced by two state congressmen would prohibit the sale, consumption or trade of shark's fin.
在控制着大约85%的美国鱼翅交易量的加州，一项由两个国会议员提交的议案将禁止鱼翅的销售、消费和交易。
The paper introduced two methods of fin cutting in precision hole and dual gear (or gear with shifter fork)slot. It is testified simple?useful and effective through practical use.
介绍了精密孔内和双联齿轮或带有拨叉槽齿轮槽中去毛刺的两种方法。经实际使用：简单、可行、效果好。
The paper introduced two methods of fin cutting in precision hole and dual gear (or gear with shifter fork) slot.
介绍了精密孔内和双联齿轮或带有拨叉槽齿轮槽中去毛刺的两种方法。
By numerical method, the fin efficiency curves for X-type two-side strip fin surfaces were achieved.
通过数值模拟得出了X型双向开缝翅片的效率计算曲线。
Marlin: No! See? Something's wrong with you. I have one, two, three.... That's all I have? You're ok. How's the lucky fin?
马林：不对，看，你肯定有事。我有一，二，三··的确是三道纹。你真的没事。幸运鳍还好吗？
A general steady distributed parameters model of fin-and-tube heat exchanger with complex refrigerant circuits was developed based on two-phase fluid network.
基于两相流体网络，建立了针对具有复杂流路布置的翅片管换热器稳态通用分布参数仿真模型。
Part Two compares the traditional tube-fin heat exchanger and the microchannel heat exchanger used in compressor condensing unit.
第二部分为比较传统的管翅式换热器和微通道换热器在压缩冷凝机组中的应用。
Cutting tool clearance Angle influence plow chip curl situation as well as fin chip superficial situation, but these two conditions are decision flyaway plow chip heat control abilities.
刀具的后角影响犁削片的卷曲情况以及翅状犁削片的表面情况，而这两个条件是决定翅状犁削片的热控制能力。
The paper primarily deals with the calculating models and the programmes of two-phase pressure drop and heat transfer of Lox in vertical plate-fin channels.
文中重点论述液氧在垂直板翅槽道中两相流压力降及传热的计算模型与程序。
The performance and hysteresis of boiling heat transfer of T-tube with different opening, low fin tube, and two kind of plain tubes have been studied experimentally.
本文报道了几种不同平均开口度的T管、低肋管和光管的沸腾传热性能及沸腾滞后现象。
In this paper, two kinds of structural types of air-precooled heat exchangers, plate-fin and tube bundle, chosen and used for composite engines are suggested.
提出组合发动机空气预冷换热器可供选用的板翅式和管束式两种结构型式。对选定参数的空气预冷换热器作了全工况跟踪计算。
The humpback has a small dorsal fin located towards the tail flukes about two-thirds of the way down its back.
驼背鲸有一个较小的背鳍，大约是背部三分之二接近尾部的中央。
Forced convection heat transfer of air in nickel and copper metal foams and two mini - fin structures was investigated experimentally.
本文对空气流过镍、铜材料泡沫金属结构和2种板翅结构的对流换热进行了实验研究。
The tail boom tapers from the main body to the swept-back, tapered fin with a rotor on the right. Two flats are mounted on the both side of the boom.
尾梁从机身渐细到后掠尾垂翼，尾螺旋桨在锥形尾垂翼右侧，二个尾平翼被装在尾梁两侧。
The radiating fin is fixedly provided with two fans at each side, and generated wind direction of the two fans is consistent in working.
散热片每侧固定有两个风扇且工作时产生的风的风向一致。
The radiating fin is fixedly provided with two fans at each side, and generated wind direction of the two fans is consistent in working.
散热片每侧固定有两个风扇且工作时产生的风的风向一致。
应用推荐