层理论的

The theory and test studies on infilled frame structures at home and abroad are reviewed.

结合国内外砌体填充墙框架结构理论和试验研究成果，围绕填充墙的刚度退化规律和不同性能水平的层间位移角，评述了填充墙框架结构的研究现状。

Having consulted all the available literature on the subject, according the basic principal and method of design of radar absorbing materials, composites of epoxy resin-coated ultramicro iron, ultramicro iron-coated hollow glass bead, and hollow glass bead /ultramicro iron/ EP with three-layer structure were prepared.

本文是在查阅了大量国内外文献的基础上，依据雷达波吸收材料研究的基本理论和设计方法，以羰基铁为重点研究对象，采用原位复合的方法制备环氧树脂包裹羰基铁、超微铁包裹中空玻珠以及中空玻珠／超微铁／EP三层结构复合粒子。

K shell ionization cross sections of Ti and V elements from the measured result of K α X rays using the spectrometer are derived.

电子碰撞引起原子内壳层电子电离截面的研究是现代原子分子物理的基本问题之一，也一直是实验和理论工作者关注的课题。

The influencing factors of longitudinal mechanical properties of tracheids: 11 Experiments and theoretical calculation has proved that MFA of S〓 layer is the determinant factor of longitudinal mechanical properties of trachedis with smaller angle corresponding to better mechanical properties.

管胞细胞壁纵向力学性能的影响因素： 11实验和理论计算均表明，S〓层微纤丝角是管胞纵向力学性能的决定性因素，微纤丝角越小，管胞的纵向弹性模量和强度越大。

In this paper, Plate Girder Element and Virtual Laminated Element were used to analyze P.

中文题名预应力混凝土斜拉桥施工控制研究副题名外文题名 Construction control study of P.C.cable-stayed bridge 论文作者施笃铮导师徐兴项贻强教授学科专业结构工程研究领域\研究方向学位级别博士学位授予单位浙江大学学位授予日期2002 论文页码总数123页关键词预应力混凝土斜拉桥施工控制斜拉桥桥梁施工馆藏号BSLW /2002 /U448 /36 本文用平面杆系理论和空间虚拟层合单元法，在对预应力混凝土斜拉桥整桥结构进行分析的基础上，用正装迭代法对该斜拉桥进行分阶段施工仿真分析；又通过建立有约束的非线性优化模型，对预应力混凝土斜拉桥的施工控制参数（初始张拉索力和立模标高）及成桥状态进行优化，进而建立预应力混凝土斜拉桥施工控制系统。

In this article we study three main methods in building campus culture: recreational and sports activities, social practics activities and theory study activities. Its direction is to improve one's comprehensive qualities. Six developmental laws are the following: from shallow to deep,single to comprehensive,random to regular,sponta- neous to conscious, students'main participation to the co-participation of school staff and stu- dents, slowne...

探讨了校园文化建设的三种主要方式：文体活动、社会实践活动和理论学习活动；校园文化建设的方向：提高人的综合素质；及由浅层到深层，单一到综合，随机到规范，自发到自觉，学生为主体到教职工生共同参与和缓慢到加速再到平稳等六条发展规律。

By simplifying the mechanical model,constitutive relation defined in principal direction based on elasticity theory with different moduli was rebuilt in common ordinates,and tension-compression area was divided.

通过合理简化模型，将不同模量弹性理论中定义在主坐标系下的本构关系重新建立在普通坐标系下，进行拉压分区，从而推导了考虑自重且顶部有水平推力的不同模量弯压柱近似弹性力学解答，并由横截面上正应力为零判定了中性层的形状和位置。

Fourth, based on the formula of discharge space of electrical snow slide, we calculate the curve between the electric field and the discharge gap, and we analyzed the uniform discharge at 1atmosphere pressure.

在理论分析的基础上，就介质阻挡放电指纹提取中的关键技术问题，即介质层厚度、脉冲宽度、脉冲幅度对指纹图像清晰度的影响进行了实验研究。

Aimed at the problem of the salt bed wellbore creep and shrink under the drilling,based on the elasto-plastic mechanics theory and the head creep equation,the new formula of the control wellbore shrink rate was derived with in case of the plane strain and uniform in-situ stress,which was different from the old formula.

针对钻井过程中钻遇的盐层段井眼蠕变缩径问题，利用弹塑性力学理论，蠕变本构方程采用Heard蠕变方程，在平面应变和均匀地应力假设下，推导出控制井眼收缩的钻井液密度新公式，该公式与前人推导的公式不同。

For each method, the construction craftsmanship of every road structural layer and the key controlling procedures that influence on road flatness in its early and later terms are studied in detail.

针对各项方法，从理论上、实际经验上分别明确了公路各结构层的施工工艺、影响路面的早期和后期平整度的重点控制环节。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。