查询词典 mechanical engineering

The bulk of solid-state physics theory and research is focused on crystals , largely because the periodicity of atoms in a crystal — its defining characteristic —facilitates mathematical modeling, and also because crystalline materials often have electrical , magnetic , optical , or mechanical properties that can be exploited for engineering purposes.

固体的内部结构和运动形式很复杂，这方面的研究是从晶体开始的，因为晶体的内部结构简单，而且具有明显的规律性，较易研究。以后进一步研究一切处于凝聚状态的物体的内部结构、内部运动以及它们和宏观物理性质的关系。这类研究统称为凝聚态物理学。

Based on collected drill hole materials and predecessor publication\'s dates on seabed sediments physical and mechanical characters in the Yellow River subaquatic delta,the distribution and engineering geological nature of this area sediments are studied systematically;though the analysis geotechnical achievement tables and compression curves of those data,the layered summation was used to calculate the final subsidence quantity;Terzaghi consolidation theory was calculated and the Plaxis software was simulated subsidence with time changes;based on measured dates and other method,the quantitative analysis results were verified,Finally this study analyzes influencing factors and proposes control measures and proposals.

本文通过收集的钻孔资料以及前人发表的黄河水下三角洲海底沉积物物理力学数据，对研究区的沉积物分布，沉积物工程地质性质进行系统的研究；通过对调查资料中的土工试验成果表以及压缩曲线分析，采用分层总和法计算最终沉降量，采用太沙基固结理论计算和Pl(来源：ABCe2论文网www.abclunwen.com)axis软件模拟沉降随时间的变化关系；通过实测数据以及其它方法验证定性分析得出的结果，最后分析引起地面沉降的因素，并提出地面沉降的控制措施和建议。

Among them, a motorcycle tail lamp mold Maoming animation is in accordance with the College of Engineering, Institute of Electrical and Mechanical works of Yu-ling, in its Auto cad drawing of the schematic design produced, the mold is not only typical but also moderate level of difficulty, so as the most representative of the mold, to display animation tool.

其中，某摩托车尾灯罩的模具动画主要是依照茂名学院机电工程学院罗宇玲的作品，在其绘制的Auto cad的示意图上设计制作而成，该模具不仅典型而且难易适中，因此将其作为最具有代表性的模具，展示其模具动画。

School of Mechanical and Electrical Engineering, Central South University, Changsha 410083, China）Abstract: Mathematic model of the tiny terrain covered cobalt-rich crust and the cutting process of mining head's cutting tooth were established by considering the force of sea water, and simulation software was developed by GUI tool of Matlab software to study the distributive properties of maximum load of the cutting tooth.

摘 要：考虑海水力的作用，建立深海钴结壳微地形的数学模型和采矿头截齿切削过程的数学模型，应用Matlab软件GUI工具编制相应的仿真程序，并通过实验验证仿真模型的正确性和仿真软件的工程有效性。

Based on the geoengineering view , started with investigation of engineering geology of rock mass surrounding the roadway, the mechanical deformation mechanisms of the high stress weak rock in Tonger mine have been researched.

本文运用地质工程观，从巷道围岩工程地质研究入手，研究了通二矿高应力软岩的变形力学机制。

Is mainly engaged in dairy, food, juice, chemical and biological equipment, pharmaceutical equipment and other industries, providing services with ideal energy-efficient mechanical equipment, engineering design, technical consultation, the trituration of non-standard products, the installation mode and so on.

温州天泰生化设备有限公司主要从事乳品、食品、果汁、生化设备、制药设备等工业，提供理想节能的机械成套设备、工程设计、技术咨询、研制非标产品、安装调式等一条龙服务。

In the same time, the paper used simulating and calculating busibess software of large scale fluid engineering to simulate and study the experimental device, and this paper combine the mechanical drawing software Solidworks and Gambit which is pretreatment software of simulating and calculating of fluid to plot out cell, and also adopted the two-fluid of gas and solid of Eulerian model, so it conquered the limitation of unideal simulating results because of the difficulty of geometrical modelling and the unhappy choice of model.

同时本文运用大型流体工程仿真计算商业软件Fluent对实验台进行了模拟研究；联合使用了机械制图软件solidworks和流体仿真计算前处理软件gambit进行了网格划分，采用了气固双流体欧拉模型，克服了以往由于几何建模困难和模型选择不当问题而导致模拟结果不理想的局限。

The SWC integer yoke cross-shaft universal coupling is applied to the main transmission and auxiliary transmission of the rolling mill, as well as the hoist, mine, engineering, vehicle transporting, petroleum, shipping, papermaking machinery and other heavy-duty mechanical trades.

SWC型整体叉头十字轴式万向联轴器主要应用于轧机主传动及辅机传动，也适用于起重机、矿山、工程、车辆运输、石油、船舶、造纸机械及其他重型机械行业。

In part it declares that the closing of the breach was carried out by the Yellow River Commission with UNRRA equipment, foodstuffs and construction materials and with the assistance of UNRRA engineering and mechanical personnel.

报告中说，整个黄河堵口归故是在黄河水利委员会主持下、联合国善后救济总署装备、粮食、建材、工程设计人员的大力支持下完成的。

School of Mechanical and Vehicular Engineering, Beijing Institute of Technology, Beijing 100081, China

北京理工大学机械与车辆工程学院，北京100081

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。