查询词典 subsonic

By adding variable quantities of nano-meter Si3N4 into the ZrO2-Y2O3 ceramics based powder, the ceramic coating was prepared by subsonic speed flame spraying.

通过在ZrO2-Y2O3为基的陶瓷粉体中添加不同质量分数的纳米Si3N4，采用亚音速氧乙炔火焰喷涂制备陶瓷涂层。

The results show tha,t at a subsonic speed, airplane turbulence increaseswith an increase in flying speed, and that a smaller airplane is affected more fiercely than a bigger one under the same air turbulence and weather condition.

研究表明，在亚音速下，飞机飞行速度增大，飞机颠簸增强；在同样的气象条件和大气湍流强度下，小型飞机的颠簸比大型机剧烈。

The microstructure of subsonic speed flame spraying WC/Ni metal-ceramic coating has been studied by means of X-ray,scanning electron microscopy,transmitting electron microscopy and selected area electronic diffraction techniques etc.

采用X 射线、扫描电镜、透射电镜及选区电子衍射等手段研究了镍包碳化钨金属陶瓷亚音速火焰喷涂层的微观组织结构。

With the bell-type soliton movement in supersonic speed and the kink-type soliton movement in subsonic speed the two types of the soliton bound states appear to situate at the bottom and the top of the exciton energy band respectively.

对Bell一型孤子以亚声速＜运动，而Kink一型孤子以超声速运动，它们分别出现在激子能带底部和顶部。

These nose slices occur only in the high subsonic speed range (that is, above 0.88 to 0.9 Mach with a moderate KCAS - something well below 300 KCAS) when making roll inputs on or near the AOA limiter.

这些机首摆动只会在高亚音速范围内（换句话说，也就是0.88到0.9马赫的中等表速——比300节的表速低那么一丁点）当你在攻角极限值附近做滚转动作时才会出现。

Subsonic speed flame spraying ; WC/Ni metal-ceramic ; microstructure

亚音速火焰喷涂； WC/Ni金属陶瓷；微观组织结构

But it is unlikely that the shape of subsonic aircraft will change radically in the foreseeable future.

但在可预见的未来，亚音速飞机的形状不会发生根本的改变。

Therefore, it is necessary to improve the current navigation means of the subsonic vehicle.

因此，有必要对亚音速飞行器的导航方案进行改进。

These phenomena are controlled by the nature of the subsonic flow field.

这些现象也反映了燃烧室内亚音速流场的性质。

However, after the shock the flow in the jet will still be subsonic.

不过，后休克的流动，在射流仍会亚音速。

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。