Copper low strength, not directly used as structural materials.
纯铜强度低，不宜直接用作结构材料。
Concrete is the most applied structural materials in civil engineering.
混凝土是土木工程中应用最广泛的结构材料。
Structural materials are usually stressed within their so-called elastic range.
结构材料通常在所谓的弹性范围之内受力。
Bricks, glass fibers and other structural materials can also be produced by solar-heat treatments.
砖、玻璃纤维和其他建筑材料也可以通过太阳能热处理来生产。
Structural materials for walls and roofs are left exposed to facilitate modification by the client.
墙体和屋顶的结构材料暴露着，以便以后业主自己装修。
It is evident that ductility is a desirable property of structural materials required to resist blast.
显然，为要抵抗爆震，结构材料的延性是一个重要的条件。
Carbohydrates play important roles as structural materials in plants and as energy sources in organism.
糖类化合物一直被认为是生物结构的重要组成部分和能量来源。
Resin matrix composites are significant structural materials in the fields of astronautics and aeronautics.
树脂基复合材料是航空、航天领域中的新型重要结构材料。
The structural materials must be given in an individualized way and supplementary materials in a spiral way.
以个性化方式投放结构材料；以螺旋上升的方式添加辅助材料。
The advantages of magnesium alloys as structural materials and the factors limiting the applications are introduced.
介绍了镁合金作为结构件的优越性及其应用受到限制的原因；
Specifically, the contents of this article include: 1 on the Building Maintenance properties of structural materials.
具体来说，本文的内容主要包括：1对建筑维护结构材料性能的研究。
Most structural materials are not only elastic but within limits, linearly elastic; their deformation is proportional to the load.
大多数结构材料不仅有弹性，而且在一定限度内具有线性弹性；其变形与负荷成正比。
The radar absorbing structural materials composed of the SiC composite fibers and epoxy resin has good radar absorbing properties.
这种纤维与环氧树脂复合制成的结构吸波材料对雷达波具有良好的吸收。
It has been focused on fundamental studies in the Institute for Structural Materials of CISRI, and unknowns have been investigated.
钢铁研究总院结构材料研究所是国内外在钢铁材料研发领域最完全的研发机构，它重视钢铁材料的基础研究工作。
Core-shell structural materials because of its composition, size, and different structures can be made into multi-functional materials.
核壳结构材料因其组成、大小、结构不同可以得到一些多功能的材料。
Excellent properties of porous metals used as functional and structural materials and their applications are reviewed in the present paper.
综述了金属多孔材料在作为结构材料和功能材料方面所表现出来的优异性能及其应用。
Concrete is one of popular engineering structural materials. Some momentous concrete structures must be used for decades even hundreds years.
混凝土是土木工程中应用最广泛的结构材料，重大工程结构的使用期长达几十年、甚至上百年。
Determining precisely flaw sizes of structural materials is the basis of the application of fracture mechanics and damage tolerance design to the engineering.
准确测定结构材料中缺陷的尺寸是断裂力学和损伤容限设计在工程中应有的前提。
This course introduces students to basic properties of structural materials and behavior of simple structural elements and systems through a series of experiments.
本课将通过一系列实验，向学生介绍结构材料的基本性能和简单结构杆件及体系的受力表现。
Nb-based alloys are important high temperature structural materials because of their high melting temperature, corrosion resistance, and high temperature strength.
铌及铌合金以其熔点高、耐腐蚀和良好的高温强度成为重要的高温结构材料。
Titanium and its alloys possess excellent comprehensive properties, and they are important metal structural materials which have been widely used in various fields.
钛及钛合金具有优异的综合性能，是一种重要的金属结构材料，在军工、民用各个领域得到广泛的应用。
This paper summarized the characteristics of physic mechanical properties of aerospace structural materials and the testing technique at cryogenic temperature conditions.
概述了航天结构材料在深低温条件下的力学、物理特性及深低温力学性能研究的内容和特点。
Rapidly solidified aluminum-lithium alloys are conspicuous aeronautic and astro- nautic structural materials with low density, high strength and high modulus of elasticity.
快速凝固铝铿合金是一种低密度、高强度、高弹性模量的引人注目的新型航空航天结构材料。
A transient method with rectangular pulse heating has been developed to measure the specific heat and thermal conductivity of solid structural materials at low temperatures.
提出了一种采用方波热脉冲测量低温下固体结构材料的比热和热导率的非稳态方法。
Two examples are given in order to verify this code. The code is a useful tool for aircraft designers in selecting structural materials and designing structure of LRCS aircraft.
对两个算例进行了优化设计，所获结果合理，为隐身飞机的材料选择和结构设计提供了有用的方法。
The defect configuration relates directly to the mechanical behaviour of structural materials. Especially, dislocation substructure, DSS, is one of the most important configurations.
缺陷组态直接涉及到结构材料的力学性能，特别是位错亚结构(DSS)为最重要的缺陷组态中的第一个。
The present status of traditional metallic materials was discussed, it is considered that the metallic materials are the most important structural materials and functional materials.
对传统金属材料的现状也进行了分析讨论，认为金属材料是最重要的结构材料和功能材料。
Two alternative means will be provided for making an approximate structural cost estimate: one on a square foot of building basis, and another on volumes of structural materials used.
有两种可供选择的方法将用来进行结构造价的近似估价：其一是根据单位平方英尺建筑面积，另一种则是根据所用的结构材料体积进行估价。
Therefore, it is necessary to determine the appropriateness of ultrasonic fatigue test for researching the effect of frequency on giga-cycle fatigue properties for structural materials.
因此，研究超声加载频率对结构材料超高周疲劳性能的影响，从而确定加速疲劳实验的妥当性十分必要。
Therefore, it is necessary to determine the appropriateness of ultrasonic fatigue test for researching the effect of frequency on giga-cycle fatigue properties for structural materials.
因此，研究超声加载频率对结构材料超高周疲劳性能的影响，从而确定加速疲劳实验的妥当性十分必要。
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