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Under the circumstance of no digital-analogic simulation system in simulative laboratory this paper presents a dynamic physical simulative method of flight control system for a remote pilotless aircraft on an anologue computer,in which the nonlinear equation of six degrees-of-freedom is adopted and the disturbance of gust is processed.

在不具备数模混合仿真实验的条件下,本文提出了在模拟计算机上,无人驾驶飞机六自由度非线性全量方程的飞行控制系统动态物理模拟仿真和对阵风扰动处理的方法。

It is known,spinning the as-spun yarn at a speed 3 000m/min.,after being properly drawn and thermoseted,the industrial yarn canbe with properties:tenacity--7.1 cN/dtex,modulus(tenacity at 5%elongation)--higher than 4.4cN/dtex,thermal shrinkage in 1 77℃hotair for 10 min.

实验结果表明,在3000米/分纺速下的卷绕丝经过牵伸、紧张热定型及松驰热定型等工艺过程,纤维的性能可达:断裂强度7.1cN/dtex,模量(5%伸长时的应力)大于4.4cN/dtex,干热收缩率小于2.9%(177℃,10分钟)。

For the same quantity of module, using well transparent and well-proportional faceplate can acquire high luminous intensity.

在模组数量相同条件下,使用透光性和混色性好的面板可在其表面上获得较高的光照度。

It is aimed to enhance the performance and reduce the cost of manufaceure of alauminium alloy wheel.By the use of the CAD system in Unigraphice,the three-dimensional model of die of wheel can be set up parametrically.

本文在三维造型软件Unigraphics的CAD平台下进行轮毂的模锻工艺与模具设计中相关问题的CAD参数化三维实体造型。

The results showed that most of the photons are absorbed after multi-layered tissue scatterings with about 7.3 percent reflectance (specular reflectance and diffuse reflectance ) from epidermis.Based on the knowledge of optical parameters of biological tissues, we simulated the light distribution and propagation with different types of incidence.

选定生物组织光学特性参数的前提下,结合文中介绍的卷积理论,模了各种类型的光束在生物组织中的传播与分布情况,并且给出了生物漫反射光分布的特点,为实验中对光和生物组织相互作用后的漫射光提供参考。

Dynamic modulus and damping ratio of saturated soft clay under bidirectional cyclic loading are investigated by GDS dynamic triaxial system.

通过GDS双向动三轴系统对双向激振循环荷载作用下饱和软黏土的动模量与阻尼变化规律进行研究。

The tensile yield strength of 2900 psi, flexural modulus (1% cut) of 117000 psi, at -40 ℃ condition, 0.25 inches of ARM notched specimens for impact strength 180 ft-lb.

拉伸屈服强度为2900 psi,弯曲模量( 1%切割)达到117000 psi,在-40℃条件下,0.25英寸缺口试样的ARM冲击强度为180 ft-lb。

Some simplifications are made in engineering in order to obtain the effective modulus which are useful in damage constitutive model.

针对工程需要进行简化,得到了不同应力状态下的有效模量,为建立含微裂纹损伤的本构模型服务。

Bianca to Lisa: YOU THINK AMERICA'S NEXT TOP MODEL IS GOING TO BE AN EXOTIC DANCER?!

你认为美国下一个超模会是个跳艳舞的??

In this paper , a series of surveys on road condition , pavement-performance and destroy reason are analyzed , soil property , hydrologic regime are combined , modulus of resilience are confirmed on heavy compaction test , foundation classification in area of Qinhuangdao is divided into 3 grades and highway is divided into 3 districts according to the principle that different soil grades produce the same effect on thickness of base course or bottom course , Classification of traffic is divided into 4 grades after observation materials of traffic volumes are collected extensively , traffic characters and parameters are analyzed .

本课题在对现有路面结构状况和使用状况进行调查,并对路面使用性能和破坏原因进行分析的基础上,结合秦皇岛地区的土质、水文条件,确定重型击实标准条件下土基回弹模量值,依据不同等级土基对路面基层或底基层的厚度产生大致相同效应的原则,将秦皇岛地区地基强度等级划分为三级并将本地区公路分成三个区。

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But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊!不用提了。提到肉,真是糟透了。

Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.

Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。