您要查找的是不是:
- Dora does not understand how a jet engine works . 朵拉不了解喷气发电机的工作原理。
- The aircraft is powered by a jet engine. 这架飞机由喷气发动机驱动。
- A jet engine exploits famous physics principles. 喷射引擎的运作是根据著名的物理原理。
- Dora does not understand how a jet engine works. 朵拉不了解喷气发电机的工作原理。
- The simplest way to understand how a jet engine works is to watch air escaping from a balloon. 了解喷气发动机如何工作的最简单的方法就是观察一下空气从气球中逸出的情景。
- A jet engine having a turbine-driven compressor and developing thrust from the exhaust of hot gases. 涡轮喷气发动机一种喷气式发动机,有一个涡轮推动的压气机,通过排出热气而产生推力
- A jet engine. 喷气引擎
- Sixty-five percent of the special heat resistant metal in a jet engine is made of cobalt. 喷气发动机中65%25的特殊耐热金属材料是用钴制造的。
- At the same time the Germans were also building a jet engine; but neither country told the other,of course. 与此同时,德国人也建造了一个喷气式飞机发动机,当然两个国家都没告诉对方。
- A combustion chamber and its igniters,injectors,and other related apparatus in a jet engine or gas turbine. 燃烧室喷气发动机或气轮机内的燃烧室及其点火器、喷头和其他相关的装置
- A combustion chamber and its igniters, injectors, and other related apparatus in a jet engine or gas turbine. 燃烧室喷气发动机或气轮机内的燃烧室及其点火器、喷头和其他相关的装置
- A jet engine that provides extra thrust by means of a ducted fan in its forward end that draws in extra air. 涡轮风扇发动机一种喷气发动机,前有一管道风扇吸入额外量的空气,这部分空气经压缩后提供额外推力
- At the same time the Germans were also building a jet engine; but neither country told the other, of course. 与此同时,德国人也建造了一个喷气式飞机发动机,当然两个国家都没告诉对方。
- At the same time the Germa were also building a jet engine, but neither country told the other, of course. 与此同时,德国人也建造了一个喷气式飞机发动机,当然两个国家都没告诉时方。
- At the same time the Germans were also building a jet engine,neither country told the other, of course. 与此同时,德国人也建造了一个喷气式飞机发动机,当然两个国家都没告诉时方。
- The dark outline of a jet loomed through the mist. 喷射机的黑色轮廓在雾中隐隐显现。
- There are horizontal rotors on a helicopter or compressor rotors in a jet engine. 直升飞机或喷气式发动机中的压气机转子上有水平旋翼。
- The same principles can be applied to quiet down a jet engine or silence the open bays of a military craft. 同样的原理可用来使喷气发动机变得安静或使军用飞机在打开舱门时变得安静。
- A device for augmenting the thrust of a jet engine by burning additional fuel with the uncombined oxygen in the hot exhaust gases. 加力燃烧室通过燃烧热废气中所含的分离氧和附加燃料以增加喷气发动机推力的设备
- But birds breathe in one direction, like a jet engine, with the cells of the lungs absorbing oxygen from the air as it passes by. 但是鸟类的气流是单向流动的,像一个飞机引擎,吸气时空气经微气管从体外进入气囊,呼气时气体经微气管从气囊排出体外。