推进器

To avoid the swing of forebody of robotic fish with single tail-fin,a kind of robotic fish with double tail-fin was designed and was used in SWATH.

针对单尾鳍摆动存在的机器鱼的摇艏问题，设计出双尾鳍仿鱼推进器，并将其应用于小水线面双体船，制作了仿生双尾推进的实验平台，在水池中进行了双尾推进试验研究。

The MiG-31 Foxhound can travel at a top speed of 1,865 mph using its power- plant of two 34,171-lb after-burning thrust Soloviev D-30F6 turbofans.

米格31猎狐犬轰炸机最高1865英里的时速飞行，如果他们装上两个斯拉夫D-30F6涡轮式推进器。

A car or gondola suspended Below the Balloon that held the crew and passengers, engines to drive the

包括一个大雪茄烟型的气囊或气球，下面悬吊一个吊篮可载人，发动机驱动推进器，操纵的方向舵。

"They all included a large cigar-shaped bag or balloon filled with a gas such as hydrogen or helium, a car or gondola suspend ed below the balloon that held the crew and passengers, engines to drive the propellers, and rudders for steering."

包括一个大雪茄烟型的气囊或气球，下面悬吊一个吊篮可载人，发动机驱动推进器，操纵的方向舵。

"They all included a large cigar-shaped bag or balloon filled with a gas such as hydrogen or helium, a car or gondola suspended below the balloon that held the crew and passengers, engines to drive the propellers, and rudder s for steering."

包括一个大雪茄烟型的气囊或气球，下面悬吊一个吊篮可载人，发动机驱动推进器，操纵的方向舵。

"They all included a large cigar-shaped bag or balloon filled with a gas such as hydrogen or helium, a car or gondola suspended below the balloon that held the crew and passengers, engines to drive the propeller s, and rudders for steering."

包括一个大雪茄烟型的气囊或气球，下面悬吊一个吊篮可载人，发动机驱动推进器，操纵的方向舵。

The roaring propeller of an aircraft engine , the whirling wheel of a giant steam turbine , and the hairspring of a tiny watch are examples of the rotary motion which characterizes our mechanical world .

轰鸣的飞机引擎推进器、飞速的蒸汽涡轮机轮盘以至小型手表里的游丝都代表着一种旋转运动，这是当今机械领域的特征。

And two German engineers, Mr Puls and Hanno Fischer, have taken it up and made it work by using modern, composite materials for the airframes, and propellers rather than jets for propulsion.

两位德国工程师 Dieter Puls 和 Hanno Fischer 接手了这项工作，他们使用现代复合材料制造机身，用螺旋推进器而不是喷气机作为推动力。

In the era of knowledge-driven economy, high-tech industry has become the most significant to economy, and the development of high-tech industry is determining the development of economy.

知识经济时代，风险投资作为高新技术企业发展推进器，对高新技术产业从而对经济发展的发挥了非常重要的作用。

At the present time, for example, the mixed vessel with a screw is a surprising machine, propelled by three thousand square metres of canvas and by an engine of two thousand five hundred horse-power.

到今天，比方说，一条机帆两备、具有螺旋推进器的船，那真是一种骇人的机器，它的帆的面积达三千平方公尺，汽锅有二千五百匹马力。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。