case CASE =computer-aided software engineering 【计算机】计算机辅助软件工程。 n. 1.情况,状况;真相。 2.(实)例,事例。 3.诉讼(事件),案件,判例;问题。 4.立场,主张;论据,论辩。 5.病症;病例;病人,患者。 6.〔美口〕怪人;迷恋(的对象)。 7.【语法】格。 a case of poverty 穷苦的状况。 a case for conscience 道义问题,良心问题。 a case for life and death 生死问题。 a case in point 恰当的实例,范例。 a case of smallpox 天花病人。 a civil [criminal] case民事[刑事]诉讼。 a murder case杀人事件[案件]。 a leading case判(决)例。 That is not the case.事实不是那样。 The plaintiff has no case. 原告无话可辩。 a gone case不可救药的人。 a hard case难症;难处的人,难缠的人;无赖,光棍。 a singular case奇例;怪人。 as is often the case 这是常有的事( He was absent, as is often the case. 他没有来,这是常有的事)。 as the case may be 看情形,根据具体情况。 as the case stands 照现在的状况,事实上。 be in good [evil] case 幸福[不幸福],境况好[不好],身体好[不好]。 case by case 逐一,一件一件地;相机行事地,具体问题具体处理。 Circumstances alter cases. 随机应变。 drop a case 撤回诉讼。 give the case for [against] sb. 作出对某人有利[不利]的判决。 in all cases 一切,在一切情况下 (to proceed in all cases from the interests of the people 一切从人民的利益出发)。 in any case 无论如何,总之。 in case 1. 如果,若是,假如万一…,在…的时候〔用作连词〕( In case it should rain, don't expect me. 如果天下雨,我就不来了)。 2. 以防,免得〔用作连词〕(Take your umbrella, in case it rains. 带伞去吧,以防下雨)。 3. 作为准备;以防万一。 〔用作副词〕( It may rain, you'd better take your umbrella (just) in case. 天可能下雨,你最好带上伞以防万一)。 in case of 要是,如果,万一( in case of war 如果[万一]发生战争。 in case of need 遇必要时,在紧急时)。 in nine cases out of ten 十之八九,多半( He will not come in nine cases out of ten. 他十之八九[多半]不会来了)。 in no case 决不。 in some cases 有时候。 in the case of 就…说,至于…,论到,提到。 in this [that] case 既然是这[那]样,假若是这[那]。 just in case 以防万一;作为准备。 lay the case 陈述。 make out [state] one's case 摆明自己的理由。 put (the) case that... 〔古语〕比如说,假定。 such [that] being the case 情况既然如此,因此。 There are cases where.... 有时候…。 n. 1.箱,盒。 2.鞘,袋,套子,壳,罩,容器。 3.外侧,外板;框架。 4.(一)组,一对,两个。 5.〔美俚〕旅行箱。 6.【印刷】活字(分格)盘。 7.〔美口〕元,块。 a jewel case宝石盒。 a knife case刀鞘。 upper [lower] case【印刷】大写[小写]字盘;大写[小写]字母。 work at case排字。 a 5-case note 一张五元钞票。 vt. 1.把…装入箱内[袋内];把…插入鞘内;给…加框。 2.包,围 (with up over)。 3.〔美俚〕查看(地点),观察,窥探(尤指罪犯作案前的察看地点)。 case the joint 〔美俚〕(罪犯作案前的)现场窥探。
At last, with the stiffness method, the effect of diaphragm density on restraining the distortion of thin-walled bar is analyzed . with different load cases of uniformly load and concentrated load and different boundary conditions of two fixed ends and two simply supported ends and cantilever, the distortion and torsion of the same rectangle thin-walled girder is examined 在均布和集中两种反对称荷载情况下,按两端固定、两端简支和悬臂三种不同的支承情况,采用刚度法对同一矩形截面薄壁杆件的畸变和刚性扭转分别进行分析。
The result indicate that the influences of geometrical nonlinearity is different to the structure critical load under different load cases . under the live uniform load, the structure critical load decreases 10 % after considering the geometric nonlinearity; and under the live uniform load or concentrated load act on half bridge, the structure critical load decreases 35.38 % or 74.08 % after considering the geometric nonlinearity 计算结果表明,在不同的加载工况下,几何非线性对结构的临界荷载影响程度不同,几何非线性对全桥均布活荷载作用下的临界荷载影响较小,考虑几何非线性后,临界荷载仅下降了10%,而在半桥均布活荷载和集中荷载作用下,几何非线性对其临界荷载影响很大,考虑后其临界荷载分别下降了35.38%和74.08%。
The detail procedures of the loading test on the ultimate bearing capacity under different load cases and the author's first-hand experience during the tests are documented in the paper . based on the experimental performance, it has been verified that the superposed floor assembled by the precast-prestressed sandwich slab working under the design and the reliability of the lateral connecting character of the slab 在板侧缝内施加后张法无粘结预应力,在构造上利用板侧伸出的钢筋相互搭接实现横向传力,变单向受力为双向受力形成装配整体式楼盖结构,可明显改善楼盖结构的受力性能。
Third, from the thought of modular, it divided the platform into boom modular, mast modular, equilibrium boom modular, crest modular, stability-calculated modular, and realized the data transmission among the modules from the interface, fourth, for example of the tower crane mast modular, considering the kinds of the load case completely, it put forward the solved model-pressed and curved continuous beam model 接下来,从模板(块)化设计思想出发,将塔式起重机计算机辅助设计平台划分为臂架设计模板、塔身设计模板、平衡臂设计模板、塔帽设计模板、稳定性计算模板,并通过接口设计,实现了各模板之间的数据传递,从而保证了设计过程的完整性、系统性。
In this paper, using large-scale current finite element software, analysising nanbu jialingjiang bridge as engineering example, considering the united action of arcade and of arch with the structure on crown, the author build several 3d finite element models including original bridge, dangerous bridge, all phases of strengthening bridges and strengthened bridge . in order to decide the most unfavorable load case accurately and quickly, using static analysis method this paper draws out the influence surface of bend moment for main section; base on built models the paper analyzes the internal forces on entirely strengthening process and knows the damaged degree of dangerous bridge and does feasibility studying on its strengthening method; finally, the paper simply analyzes the unite action of arcade and of arch with the structure on crown 本文利用大型通用有限元软件,结合南部嘉陵江大桥这一具体的工程实例,考虑连拱及拱与拱上建筑的联合作用,建立了包括原桥、危桥、加固各阶段和加固后各状态在内的空间计算模型;为了准确、快捷的确定最不利荷载工况,利用静力法绘制了旧桥主拱圈各控制截面的弯矩影响面;对其加固改造全过程进行了静力分析计算,明确了危桥的病害程度并对其加固方法进行了可行性研究;最后,简单分析了考虑连拱及拱上建筑与否对该桥主拱圈内力的影响。
In this paper, the general situations of the model tests are outlined in brief, the spatial plate and shell finite element model is established to theoretically analyze the model bridge for the tests, the measurements of the tests under principal load cases are provided and corresponding proposals to the design and construction are made as well 简要介绍模型试验研究情况,建立空间板壳有限元模型对该模型桥梁进行理论分析,给出主要试验工况的实测数据,提出设计施工建议。
According to the fea model of 110, 000dwt oil tank, the distribution of the stresses of the model in more than ten kinds of load cases is calculated . the structural strength of the ship is assessed . the buckling assessment of the main ship plating such as the deck, bottom, side shell, inner shell, longitudinal and transversal bulkhead is undertaken 针对各种规定的计算载荷工况,对该船船体结构进行了强度校核。并对其主要的船体板如甲板、底板、舷侧、内壳和纵横向舱壁板等板格进行了平板屈曲校核。
On the model of the optimum design, it's proceed modal of fea; with the superior design, structural vibration period is studied for providing the theories calculation of construction engineering; calculating many load cases, some parameters are given and provide the beneficial datum for actual engineering . the research in task evinces the construction cost can be reduced by optimize design and has good dynamic characteristic . optimum technology has a better project applying value in structural design 并在优化设计模型的基础上,对其进行模态有限元分析;研究其在最优设计条件下,结构自振特性问题,为工程结构的动力分析提供理论计算依据;同时对刚架进行多工况荷载组合抗震计算,得出地震作用参与荷载工况组合时,各设计参数间的关系并得出结论,为实际工程设计提供有益的参考资料。
In the analysis ansys6.0 is used . two grain fem modals are used to figure out the stress and strain under different load case, including inertial force in radius direction, inertial force in axis direction and colligating the two inertial force . last, the result is compared with the result of analytic method 在不同的受载条件下,求出药柱应力场和变形,包括只受径向惯性力,只受轴向惯性力及径向轴向惯性力综合作用下的应力应变分布并与解析方法相比较,得出了较为合理的结果。