查询词典 jet stream

Jet vane is a way of achieving thrust vector control. However, solid rocket motors in the wake of the jet vane work will inevitably cause a degree of thrust loss, this will lead to decline SRM performance and shorten missile range.

燃气舵是实现推力矢量控制的一种方式，但在固体火箭发动机尾流工作中的燃气舵不可避免的造成一定程度的推力损失，导致发动机性能下降和导弹射程减小。

This is why a jet ski is called a jet ski.

这就是为什么喷气式滑雪被称为喷气滑雪。

The structure of core fiber and wrapped fiber in air-jet spun yarn was introducted base on Comprehensive analysis the development status and technology of Air-jet Spinning.

在全面的分析喷气纺纱的发展现状和技术的基础上，介绍了喷气纱的芯纤维和包缠纤维结构。

The mathematical model of plasma arc jet velocity at the exit of orifice logically combines the structural sizes of orifice with the plasma gas flow rate, the temperature of plasma arc at the exit of orifice, intensity of ionization and the force of arc pinch effect, by which the velocity of plasma arc jet can be estimated.

当喷嘴结构参数，离子气流量一定时，等离子弧在喷嘴出口处的温度和电离度的增加能使射流的喷嘴出口速度显著增加，而电磁压缩力使射流的喷嘴出口速度增加得较少。

After a structural analysis of the jet pipe feeding system for hydraulic deep penetrating, the force model of the system is set up, and the fundamental parameters for controlling the jet pipe feeding are obtained.

在水力深穿透工具喷管送进系统结构分析的基础上建立了系统受力模型，得出控制喷管送进的基本参数关系。

This article used a method, which established shrinkage pipe at the jet flow outlet, so as to enhance the jet fans outlet injection velocity.

本文采用在射流风机出口设置收缩管以提高射流速度的方法。

Jet orifice had been added for air entry,only little air was got into the hole bottom,the most of air entered into internal pipe through the jet orifice ,then was carried out from the hole bottom.

针对贯通式潜孔锤在复杂地层钻进中遇到的问题，对反循环钻头进行了改进：在钻头上部增加喷射孔，使气流只有一少部分进入孔底，大部分经喷射孔直接进入内管，排至地面。

The earliest forms of jet-propulsion, such as the pulse jet utilized in the Flying Bomb, were incapable of functioning at rest, in view of the absence of any means of air-compression.

早期的一些类型的喷气推进器，诸如飞弹所用的脉动式喷气发动机，由于没有任何空气压缩手段而在静止状态下就不具有推进功能。

The X-1 is tricked-out like a jet cockpit, with an ejection seat and a jet fighter influenced instrument panel.

在X - 1是骗出像飞机驾驶舱，并弹射座椅和喷气式战斗机的影响仪表板。

An analytical method to predict the effects of rotor downwash on engine jet was proposed to investigate the flow pattern of helicopter engine jet.

通过考察旋翼洗流对发动机喷流的影响来研究直升机发动机喷流的流动形式。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。