展示了复合材料绞链和前梁的焊接。
The joining of a composite hinge and front spar will be demonstrated.
后半部分利用近似技术对飞机机翼前梁布局优化进行了研究。
The second half of the paper presents the research of the layout optimization of aircraft wing .
梁伯韬这么快就亮相，着实令人感到惊讶；公开竞购也就是几个星期前的事。本来，他的出现早在人们意料之中。
That Mr Leung appeared on the scene so quickly is surprising; the original bids became public just a few weeks ago.
中场前7分钟，塞萨尔的十指关险些再次被洞穿。但范博梅尔的射门稍稍外出，擦门梁而出，国米得以化险为夷。
Cesar was almost beaten again seven minutes before halftime, but Mark van Bommel's deflected shot looped onto the top of the bar and to safety.
梁用在接受治疗前体重达450斤，如今跌至350斤。
Liang weighed 225 kilograms before the treatment, and is now down to 175 kilograms.
安装前要对起重机安装跨度，金属结构主梁的拱度、水平旁弯，小车轨道高低差、轨距偏差，桥架对角线等进行测量。
To install the crane span before installation, camber, level of metal structure of main girder bending, trolley rail height difference, gauge deviation, diagonal bridge survey.
在加入GE前，梁任职于世界卫生组织中国办事处，担任项目主管。
Before joining GE, Liang worked at the World Health Organization China office as a program officer.
的前甲板的位置和准备推倒到甲板梁。
Thee foredeck in position and ready to be pulled down onto the deck beams.
计算轧辊弹性变形的主要方法有影响函数法，弹性基础梁法和结合前两种方法的综合法。
The methods to calculate roll elastic deformations include the influence coefficient method, the method of beams on elastic foundations and the method combining the two above.
而沙丘副梁的前移迅速是格状沙丘的主要运动及其危害形式。
The secondary ridges are main manifestation on the encroach and damage of sand dunes.
根据仿真计算结果，对前纵梁和前轮罩进行结构改进设计，提高了其吸能能力。
Some design improvements of frontal longitudinal beam and enforced bone were achieved according to the simulation result, which improves the energy absorbing ability.
作者把掩护梁和前、后连杆一起考虑，引出掩护梁和前、后连杆组成的虚拟系统。
The author derives a virtual system of debris shield and the front and rear linkage.
分析了前纵梁后加强板的结构特点和成形工艺，针对回弹问题，提出了整改方法。
Analyzed the structure characteristics and forming process of the stiffening plate of front-carling. According to the spring-back problem, proposed the rectification method.
提高重轨质量和单重以增加列车载重和车速，扩建现有轨梁轧机，可以满足2000年前需要。
The demand up to the year 2000 can be satisfied by improving quality and raising the weight of rails and by expanding existing rail-and-beam mills.
结合工程实例，本文介绍了主梁前支点挂篮的悬浇及整体木内模施工技术。
Connecting with the construction case, this paper introduces the construction technique for suspended casting with form travelers with front-point and integral wood internal form.
为了改进小型客车正碰撞性能，建立了小型客车车架前纵梁碰撞的有限元模型。
In order to improve a mini-bus crashworthiness, firstly, a finite element method model was built.
通过比较各个形式箱梁的第一阶屈曲特征值，前四阶屈曲模态和极值屈曲荷载得出了不同形式的加劲箱梁稳定性能的定性规律。
From the calculation and the analysis the qualitative rules of the stiffener's influence to the stability of the box girder are obtained.
竹梁在破坏前，横截面应变沿高度方向的分布基本上呈线性，平截面假定是成立的。
Before the failure of bamboo beams, cross-section strain distribution along the height was linear, and the plane-section assumption was established.
在两周前的大满贯美国PG A锦标赛上，梁文超获得第八名的好成绩，因此成为赛前的夺冠热门选手。
Two weeks ago Liang finished joint eighth in the US PGA Championship so he arrived as the pre-tournament favorite.
以结构力学为基础，利用加固前对钢板梁桥测得的横向位移，提出了一种通过反算出列车等效横向摇摆力来计算加固后钢板梁桥的横向位移的方法。
In the paper, one of the finite element analytical models for spatial vibration of the train and deck steel plate girder bridge system is presented.
因此，前纵梁的结构耐撞性设计在汽车正面碰撞中具有十分重要的工程意义。
Therefore, the structural design of vehicle front rail crashworthiness in the frontal crash has a great engineering significance.
然后以应用实体单元焊点模型的算例作为基础模型，研究了材料应变率效应对前纵梁碰撞仿真结果的影响。
The two types of spot weld models using solid element and beam element were applied in the FE modeling of a frontal longitudinal beam in sled crash test.
本发明基于现有工艺的基础上在冲孔前增加淬火热处理工艺已达到生产高强度纵梁的目的。
Based on the existing technology, a quenching heat treatment technology is added before punching so as to achieve the aim of producing a high-strength longitudinal beam.
并分析和讨论了悬臂梁前四阶模态对损伤的敏感性。
The sensitivity of the first four mode shapes to crack location and depth are discussed.
基于产品质量工程的稳健性优化设计方法能够有效提高前纵梁结构优化结果的可靠性和稳健性。
The robust optimization based on the product quality engineering can improve the reliability and robustness of the optimization result for the crashworthiness of the frontal longitudinal beam.
基于产品质量工程的稳健性优化设计方法能够有效提高前纵梁结构优化结果的可靠性和稳健性。
The robust optimization based on the product quality engineering can improve the reliability and robustness of the optimization result for the crashworthiness of the frontal longitudinal beam.
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