查询词典 rocket

A new variable thrust liquid propellant rocket engine with thrust throttling ratio of 10:1 is developed to meet the requirement of Moon Exploration Project. A special pintle injector derived from correlative technologies is employed.

为了我国探月计划的顺利实施，根据我们的国情和相关的技术基础，进行了新型10：1变推力液体火箭发动机的技术研究。

Using pintle technology, a conventional solid propellant rocket motor can provide variable thrust levels, increasing the energy utilizing efficiency and improving the capability of the missile. In this article the experimental pintle motor was designed and the principle experiments were carried out. The charachteristics of pintle motor was also analysed. Through the experiments and theoretic anlysis, the principle of pintle motor was opened out, the law of main factor were analysed.

对喉栓变推力发动机的工作原理进行了理论分析，建立了喉栓变推力发动机的内弹道预示方法；设计了喉栓变推力发动机试验系统，开展了原理试验研究；通过理论分析和试验研究，揭示了喉栓变推力发动机的工作原理，分析了主要因素的影响规律，为变推力发动机的深入研究提供了理论和试验依据。

Considering the features of solid rocket motor jet, a kind of experimental equipment based on the pitot tube technology for measuring the multi-point pressures was developed.

结合固体火箭燃气射流的特点，开发了基于皮托管技术的多点压力参数实验测量装置，运用实验的方法，对燃气射流流场进行了研究。

Such criticisms, though, would wholly miss the point of this pleasurably intelligent book, in which the butcher, the baker and the candlestick-maker of nursery rhyme give way to the chocolate-coated snack brand manager, the career counsellor, the rocket scientist, painter, accountant and vendor of warplanes.

然而，这些评价全然没有抓住这本充满了愉悦的智慧的书的要领，书中肉贩、面包师和做童谣烛台的让位给了巧克力零食的品牌经理、职业规划顾问、研究火箭的科学家、画家、会计和军用机的供应商。

The presumable range of initial disturbances for rocket under random excitation has been given.

给出了在随机激励作用下火箭初始扰动的可能域。

He's the only private citizen ever to build his own rocket...

他是唯一一个自建火箭

Basing on the Basic Theories, this paper studies the signal Receiving Systems of rocket projectile.

在理论基础的支撑下，紧接着对火箭弹的信号接收系统进行研究。

This is an important consideration for its use as a rocket propellant.

这是一个重要的考虑因素，供其使用，作为火箭推进剂。

These features of 〓 cluster will bring outthe innovative change for development and application of the rocket propellant.

的这些特性，将对火箭推进剂的研制和应用带来革新性的变化。

Its comprehensive coverage focuses on solid and liquid propellants for rocket engines.

它的广泛报导集中在用于火箭发动机的固体和液体推进物。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷