查询词典 subsonic

Based on experimental data,adopting a finite volume method,a numerical simulation method is applied to the three-dimensional flow field about the air-to-surface missiles at high subsonic speed and during the different angle of attack.

三维流场的数值模拟是国外军事技术发达国家在飞行器设计过程中所采用的重要方法。

Numerical experiments,including supersonic flow,subsonic flow and low speed flow,show that the al...

验证算例包括超声速、亚声速以及极低速情形的化学反应流场，计算结果表明基于预处理AUSM+格式发展的算法能够有效地用于全速域范围内化学反应流动问题的模拟。

Unlike in subsonic and transonic speed regimes, the interference resulting from the finite size of the test region is seldom present.

不像在亚、跨音速区域，这里因试验段尺寸有限造成的干扰是难得存在的。

It could be launched from a depth of 50 m. The P-120 was powered by a solid-fuel sustainer that gave the missile high subsonic speed as it flew at an altitude of 40 m.

SS-N-9能从水下50米发射，它有一个固体火箭发动机，使它能在40米的高度以高亚音速飞行。

The Fe-WC metal ceramics coatings were prepared by subsonic speed flame spraying and plasma spraying and the wear resistance of the two kinds of coatings was studied.

利用亚音速火焰喷涂和等离子喷涂分别制备Fe-WC金属陶瓷涂层，对两种喷涂层的耐磨性进行了研究。

What he envisions is an ellipsoid with tiny wings that he says can take off vertically and move like an alien spaceship, albeit at subsonic speed.

他所设想是极有椭翅膀起飞，他说像一个垂直和举措外国人飞船，不过亚音速速度。

The relationship between the load measured by strain method and the load calculated according to flight parameters and the wind tunnel test data has been investigated in this thesis .The result showed that the calculation load based on the flight parameters and wind tunnel test data is acceptable in subsonic speed and gets good agreement, with the load measured by strain method.

本文研究了采用应变法实测载荷和根据飞行实测参数和风洞实验数据计算载荷之间的关系，研究表明采用飞行实测参数和风洞实验的数据计算载荷在亚音速范围内是可行的，与采用应变法实测载荷是吻合的。

Unlike in subsonic and transonic speed regimes, the in terference result in g from the f in ite size of the test region is seldom present

不像在亚、跨音速区域，这里因试验段尺寸有限造成的干扰是难得存在的。

When the spaceship returned to start procedures to return module down to 15 km away from the ground, it was the pneumatic resistance attack it suffered gravity, a drop from supersonic speed reduced to subsonic and stability in the 200 米/秒 about time to slow down on the parachute on.

当飞船启动返回程序，返回舱下降到距地面15公里时，它所受到的气动阻力近似于它所受的重力，下降速度由超音速减到亚音速，并稳定在200米／秒左右，这时再减速就要靠降落伞了。

The relationship between the load measured by strainmethod and the load calculated according to flightparameters and the wind tunnel test data has beeninvestigated in this thesis .The result showed that thecalculation load based on the flight parameters and windtunnel test data is acceptable in subsonic speed and getsgood agreement, with the load measured by strain method.

本文研究了采用应变法实测载荷和根据飞行实测参数和风洞实验数据计算载荷之间的关系，研究表明采用飞行实测参数和风洞实验的数据计算载荷在亚音速范围内是可行的，与采用应变法实测载荷是吻合的。

We will see more and more activist government policies that distinguish economic activities according to the nationality of the actors.

我们将看到越来越多激进的政府政策，这些政策根据企业的国籍来区分经济活动。

If we can prove the independence of an axiomatic system, then we can guarantee the conciseness of this system, ie.

如果能够证明某个一阶谓词系统的独立性，那么就能够保证该系统的建立是精炼的，即没有任何一条公理或推理规则是多余的。