Most politicians recognize the link between investment in science and national economic strength, but support for research funding has been unsteady.
大多数政治家认识到投资科学和国家经济实力的关系，但对研究资金的投入一直不稳定。
He made a sad business of it with his unsteady hand, and a smothered titter rippled over the house.
他那颤抖的手却把这件事弄得很糟糕，整个屋子发出了一阵憋住的嗤笑声。
Then it looked at me. After a long moment, it took an unsteady step, and then another.
过了好久，它迈出了第一步，虽然不太稳当，但是它接着又走了一步。
Paiko stumbled, his feet unsteady and his hands raised in the air like the other men.
派克走得跌跌撞撞、步履凌乱，手像其他人一样举了起来。
David poured two brandies with an unsteady hand.
大卫用颤抖的手倒了两杯白兰地。
A large telescope magnification also magnifies the influence of unsteady air.
大的望远镜放大率同时放大了不稳定大气的影响。
Vorticity dynamics is a good break point when researching unsteady aerodynamics.
涡动力学是研究非定常空气动力学的一个有力切入点。
FVM method was applied to simulate the unsteady gas flow in manifold of diesel engine.
应用有限容积法对发动机排气管系中的气体流动作模拟计算。
Working on this project will open a new road to explore the potential of unsteady flow.
对此方向的深入研究，对于进一步挖掘叶轮机非定常流动的潜力开辟一条新的道路。
I pushed the control bar over my head and landed, unsteady but on my feet-then headed back uphill.
我将控制杆推倒头顶上方，着陆到了地面，虽然不甚平稳，但好歹还是站住了——接着我又返回到了山上。
Brace your back heel or the back of your torso against a wall if you feel unsteady in the pose.
如果感觉在这个体式上不能稳定，将后脚跟或后背靠墙使自己得到支撑。
Instead of a red carpet, there was a dusty green tarpaulin, and the white plastic chairs were a little unsteady.
地上铺的不是红地毯，而是布满灰尘的绿色防水帆布；白色的塑料座椅甚至有点不稳。
Turbulence is an extraordinarily complex three-dimensional flow which is unsteady, inerratic and composed of eddies.
湍流是一种高度复杂的三维非稳态、带旋转的不规则流动。
The main analytical method of unsteady flow in pipelines includes frequency domain analysis and time domain analysis.
管道中非稳定流动的分析方法主要有频域法和时域法。
By using inverse method, the analytical solutions of couple stress fluids were obtained for steady and unsteady cases.
本文采用逆方法研究并获得了应力偶流体的定常和非定常精确解。
The other is about the calculation and experiment of the two-dimensional unsteady turbulent flow in an exhaust manifold.
二是对排气管的二维不稳定湍流流动进行了计算和实验研究。
The relationship between unsteady flow and blade loading distributions is very important in the design of turbomachinery.
叶轮机内部非定常流动与叶片表面负荷分布之间的关系对于叶轮机的设计非常重要。
It is clarified by experiments that the flowmeter used for measuring unsteady flow is not only simple but also precise and practical.
实验证明，这种流量计不仅结构非常简单、实用，而且对非定常流量的测定具有较高的精度。
The fluid mechanics equations of one-dimensional incompressible unsteady flow are adopted in whole low-speed turbo-compression system.
本文将一维非定常不可压流体力学方程组，应用于整个低速透平压缩机系统。
In need of theoretical research and practical application, the study of unsteady aerodynamics model has become particularly important.
由于理论研究和实际应用的需要，非定常空气动力学模型的研究变得尤为重要。
The observed information shows that the flow is three dimensional and unsteady due to the fluctuating circulation zone and surface wave.
结果表明绕丁坝的近场流动具有强三维非恒定特性，表现在坝后振荡回流区的形成和坝顶表面波的生成。
When you drop in for a visit after a long day at work, your father is unsteady as he makes you a cup of tea and knocks the cup to the floor.
忙碌了一大天之后当你顺便去看望老父亲，他给你泡茶的时候摇摇晃晃的，还把杯子摔到了地上。
Downstream rotor-stator interaction increases the unsteady fluctuating intensities of the rotor tip clearance flow and the tip leakage loss.
下游静叶干涉增加了动叶顶部间隙流的非定常波动强度和泄漏损失。
In the mountains of southwest China's Sichuan province, children descend an 800-meter (half-mile) cliff on unsteady vine ladders to reach school.
在中国西南部四川省的山区，孩子们需要扶着藤梯爬过一段800米(半英里)的绝壁，才能到达学校。
In the mountains of southwest China's Sichuan province, children descend an 800-meter (half-mile) cliff on unsteady vine ladders to reach school.
在中国西南部四川省的山区，孩子们需要扶着藤梯爬过一段800米(半英里)的绝壁，才能到达学校。
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