查询词典 structures

In the present paper, a new adjoint shape sensitivity analysis method for shape optimization of continuum structures is proposed.

新方法弥补了Arora等人所提出的形状优化灵敏度分析变分原理中的缺陷，为采用伴随法进行灵敏度分析提供了新的框架。

First, the concept of parallel test is analyzed in detail, four sorts of structures adoptable for parallel test presently are presented and compared.

首先详细分析了并行测试的基本概念，介绍了目前实现并行测试可以采用的两大类4种结构，对这4种结构各自的优缺点进行了比较。

Anatomical retroperitoneoscopic adrenalectomy was developed on the basis of the advanced clinical anatomical study of retroperitoneal organs and structures.

摘要］ 解剖性后腹腔镜肾上腺切除术是在进一步研究后腹腔解剖结构的基础上发展起来的一种新技术。

The effects of magnitude and distribution of the electromagnetic force on the flow around the aerofoil were investigated. The results show that the electromagnetic force with large magnitude and concentrated distribution on the surface of aerofoil is advantageous to eliminate vortex structures and boundary separation, and therefore to increase the lift-drag ratio.

同时对不同电磁力大小和分布影响翼型表面边界层流动的规律进行了探讨，其结果表明，较大的电磁力和更加集中于翼型表面的电磁力分布可以很好地消除涡结构，抑制边界层分离进而达到提高升阻比的效果。

The Teflon cones used for reentry aerophysics property research are made by sheath structure, the ballast core is made from tungsten and hard aluminum. Two structures and two materials are used for the design of sabot of Teflon cone.

对用于再入物理特性研究的泰氟隆锥模型，采用了钨、铝作芯体配重的鞘套结构，而弹托采用了四瓣不封底和八瓣全包覆两种结构并选用了聚碳酸酯和超韧尼龙两种材料。

The tension stress distribution of the aerostat envelope under windless condition is obtained using the FE model, and critical regions with high stress are pointed out. The calculated value of tethering force fits well with the theoretical one. The results are instructive for the safety evaluation and design of aerostat structures.

应用此技术建立了无风载条件下浮空器囊体张应力分布的有限元分析模型，给出了囊体的张应力分布情况并指出危险应力区域，对系留力的计算值与理论值吻合较好，计算结果对浮空器结构安全评估及设计具有一定的理论指导意义。

From March to May, 2008, we surveyed avian community structures in 3 typical urban forest of Shenyang city (Campus of Liaoning University, Shenyang Arboretum, Chinese Academy of Sciences, and Beiling Park). During the study, total 25 species of birds were recorded, which included 12 resident species, 6 aestival migratory species, 3 hiemal migratory species, 5 breeding species, and 3 passenger species.

2008年3月至2008年5月，对沈阳市三处城市森林（辽大校园、中国科学院沈阳树木园、北陵公园）中鸟类的群落结构进行了调查，全部林地中共记录到25种鸟类，其中有留鸟12种，夏候鸟6种，冬候鸟3种，繁殖鸟5种，旅鸟3种。

ObjectiveNerval afferent impulse induced by stimulation of receptors reflects the requirement of structures for body.

神经感受器发生的传入神经冲动反映了各个结构对机体的需求。

The process can be regarded as interactional process of afferent impulse in CNS, which indicates the interaction of requirement of body's structures.

这个过程其实是传入神经冲动在中枢内的相互作用过程，就是说机体中各个结构具有需求之间的相互作用的关系。

Steel production company affiliated with the company, to install steel structures and the largest ventilation equipment production company.

公司下属有钢结构生产公司、钢结构安装公司和国内最大的通风设备生产公司。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。