On Construction and Cultivation of the Class and League Leader Committee in Unattached College

Class leader affects the implementation of the decision-making, affect the enterprise realize its ultimate goal; team leader is a bridge, is the staff to contact the leader ties; team leader not only undertake the role of management, is also a business.

班组长影响着决策的实施，影响着企业目标的最终实现；班组长既是承上启下的桥梁，又是员工联系领导的纽带；班组长既承担管理者的角色，同时又是业务的多面手。

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Not wanting to be a burden on his hard-working family, he was a diligent student, a talented athlete, and class leader.

为了减轻家里的负担，他努力学习，还是一名班级领袖和运动健将。

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Li Kunning, 18, from Chongqing University, is the only male class leader among seven others in his class.

18岁的李坤宁（音译）来自重庆大学，他是班上8位班干部中的唯一一位男性。

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He struggled in vain to find his way by being class leader and participating in various science and technology competitions.

他为了竞选班长想尽办法，还参加了各种各样的科技比赛。

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And if this kind of thing were reported to the school his class leader position would be revoked.

这样的事情如果报告给学校，他的班长立刻就要撤了。

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Yesterday our class leader fell asleep during the class and somebody made fun of him.

昨天，我们班长上课睡觉，下课时有同学恶作剧。

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Our class leader is good at many activities.

我们班长擅长许多活动。

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Our class leader usually helps us solve many problems.

我们的班长经常帮助我们解决许多的问题。

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Study on pencil of plane quadratic lines

平面二次线束的研究

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The constructions of rational curves depend on the pencil of lines which may be blended in two or more straight lines.

有理曲线由直线束确定，直线束由两个或多个直线经调配得出。

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By using the projective geometry, some schemes for generating rational curves from pencil of lines are investigated in this paper.

采用射影几何学方法，研究从直线束生成有理曲线的技术方案。

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From pencil of lines to rational curves

从直线束到有理曲线

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Method for Generating New Curves by projective Families of Pencil of Lines

一种用射影线束族生成曲线的方法

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There exist analogue relationships among structural mechanics, theory of elasticity, electric circuit analysis and control theory, etc. The analogue relationships can be founded in the general theory system, dual variables system.

结构力学、弹性力学、电路分析、控制理论等学科领域间存在着模拟关系，这种模拟关系可建立于公共的理论体系&对偶变量体系。

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Based on that, the paper applied the theories of Fluid Mechanics and Mechanics of Elasticity to the double tube telescopic damper, developed the mathematical model with 7 parameters for the first time.

并在此基础上，应用流体力学和弹性力学的有关理论，针对双筒液力减振器首次提出了合理的7参数数学模型。

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The surrounding rock of roadway is a kind of complex geologic body showing the mechanics characteristic of elasticity, elasto-plastic, visco-plastic and so on.

巷道围岩是一种复杂地质体，表现出弹性、弹塑性、粘弹性、粘塑性等多种力学特性。

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Uniting load transfer function of single and mechanics of elasticity, analyzing and calculating method considering slip of pile and soil and whole stiffness dynamic adjusting of pile group is put forward. Obviously, the method is more in consistent to reality.

采用单桩荷载传递函数和弹性力学相结合，提出了更加符合实际情况的群桩分析方法，该方法考虑了桩土相对滑移以及桩顶整体刚度随荷载动态调整。

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Analytical analysis is based on mechanics of elasticity. When we use ANSYS software to do finite element analysis, axis symmetry element PLANE 183 and three-dimensional twenty-node solid element SOLID 186 are used separately.

解析分析以弹性力学为依据，有限元分析采用ANSYS软件，在利用ANSYS软件进行有限元分析时，分别采用了实体单元中的轴对称单元PLANE183和三维二十节点的六面体结构实体单元SOLIJD186。

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In this paper, a temperature stress integral formula for the linings and surrounding rock of hydraulic pressure tunnels has been developed accurately by the elastic-contact theory on the basis of mechanics of elasticity.

本文还应用弹性力学中的弹性接触理论，严密地导得了水工有压隧洞衬砌和围岩的温度应力积分表达式。

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This paper discusses a deliberating problem generally existing in both a famous book on mechanics of elasticity,《 Theory of Elasticity 》, by S. Timoshenko and in many text books in our country.

本文论述了S.Timoshenko的著名弹性理论（Theory of Elasticity）及我国目前多数教材中存在的一个普遍性值得商榷的问题。

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