The spinning stability of a spacecraft partially filled with inviscid incompressible liquid is investigated.

The inviscid linear stability of variable density swirling jets is analyzed by normal mode method.

用正则模方法研究了变密度无粘旋拧射流线性稳定性特征.

Scientists are boldly going where only fiction has gone before-to develop a Cloak of Invisibility.

科学家正大胆挺进以前只有在小说里才有描述的领域?做一件隐身斗篷.

Need an invisibility cloak to escape from work?

想要一件隐型衣从工作中逃脱 吗 ?

It could also be woven into an invisibility cloak.

它同样能被用于编织出一件无形披风.

The experiment shows that the embedded information has invisibility and fair robustness.

实验表明,该算法对嵌入信息具有不可见性和良好的鲁棒性.

Moreover, we consider the characters of HVS Human Visual System , consequently watermark has nice invisibility.

同时算法结合人眼视觉系统(HVS)特性, 保证了水印的不可见性.

Pendry's project is one of several around the world experimenting with invisibility.

泼恩德利的项目是全球几个隐形实验项目之一.

The tradeoff between robustness and invisibility remains the bottleneck in digital watermarking technology.

如何达到健壮性和透明性之间的平衡是数字水印技术最大难题.

Invisibility, levitation -- anything.

隐身 、 升空 —— 什么都行.

The invisibility will be cancelled instantly.

隐身效果也会因此取消.

See Invisibility. Reveals invisible creatures or objects.

识破隐形: 发现隐形生物或物体.

The problems of the poor are largely invisible.

穷人的问题大多不受重视。

Air, for example, is invisible.

例如, 空气就是看不见的.

The problems of the poor are largely invisible—out of sight, out of mind.

穷人的问题人们大多看不见——正所谓“眼不见，心不烦”。

stars invisible to the naked eye

肉眼看不见的星球

Her father's face had suddenly tightened as though he was being strangled by invisible hands.

她父亲的脸突然僵硬了，仿佛是被无形的双手扼住了脖子。

Many stars are invisible without a telescope.

许多星辰不用望远镜便看不见.

Every movement or transition should be invisibly prepared by half-halt.

所有的动作都要以看不到的半减却来准备.

Breeze wafts yellow leave in the air, Autumn watches, closely , silently, invisibly.

风将黄叶吹散在空中, 秋天注视着, 密切地 、 悄然地、了无痕迹地.

Thus, the Environment Resource plays a very key role in Technology Innovation visibly or invisibly.

环境资源为人类生存和发展提供天然矿物原料和自然条件, 它有形或无形地参与技术创新的整个过程.