查询词典 heat engineering

In engineering and technology the following problem is often touched upon: a certain portion of a plate with finite thickness is heated on its surface, so that the heat flux along the surface is distributed nonuniformly and varying with time.

在工程技术上常遇到如下问题；一个有一定厚度的平板，在其一个表面的某个局部区域内加热，热流沿边界面非均匀分布，且随时间变化。

Keywords pyrology; engineering thermophsics; high temperature heat pumps; review; non-azeotropic mixtures

在此基础上，指出了现有研究内容的不足和高温热泵未来几年的研究方向。

Manufacturing Ability: we have departments on casting, smithing, plug weld, mechanical workout, assembling, heat treatment and erection works. Besides we are full-equipped with technical measurement and physical and chemical inspection equipment to gurantee the quality of our products. We are capable to provide all sorts of equipments and the spares for steel industry, mine, building material and chemical engineering. The annual capacity for plug weld is more than 1,500 ton, for chemical workout is more than 3,000 ton and for casting is more than 10,000 ton.

生产能力：设有铸造、锻造、铆焊、机械加工与装配、热处理、工程安装等部门，拥有铸造、锻造、热处理、机械加工、铆焊等专业生产设备近百台，并配有完善的技术测量与理化检测设备，可为钢铁、矿山、建材、化工等行业提供各种成套设备与备品备件，年铆焊件制作能力1500余吨、机械加工能力3000余吨、铸造能力10000余吨。

The vibrating motor has some excellences: simple structure, easy fixing, small, light, steady working, commonality, nongraded exciting force adjustment, working alone or working together, and easy maintain. It is widely used in metallurgy, mine, fire-resistant, choice coal, tignum, chemical engineering, heat-engine, food supplies,and so on.

振动电机具有结构简单、安装方便、体积小、重量轻、运行可靠、通用性强、激振力可无极调整、可单台使用，也可多台组合成各种振动形式且维修量小等特点、在冶金、矿山、耐火、选煤、建材、化工、火电、粮食等行业应用极为广泛。

In practical engineering the occurrence of heat transfixion can be reduced by reducing the value of Q, by increasing spacing of injecting and pumping wells, and by rectifying position of the injecting and pumping wells after a work cycle.

在实际工程中可降低抽、灌水量，在条件许可的情况下可提高抽、灌井的间距，并可在抽、灌井运行一个周期后调整抽灌井位置，以减少热贯通的发生。

First of all, the book detailed the Fluent software and its related theoretical knowledge, and then through a typical example to explain Fluent in heat transfer, mass transfer and flow field, such as practical engineering methods and techniques, including the moving parts of the velocity field simulation, UDF and the use of UDS, parallel computing setting, rendering the calculation region and the definition of boundary conditions, Tecplot' s data processing.

全书首先详细介绍了Fluent软件及其相关的理论知识，然后通过典型的实例来讲解Fluent在传热、传质及流场等实际工程中的应用方法和技巧，包括运动部件的速度场模拟、UDF和UDS的使用、并行计算的设置、计算区域的绘制和边界条件的定义、Tecplot的数据处理等。

The zonality of engineering geological conditions of the Earth's continents is reflected in their horizontal and vertical transformation on the Earth's continents and is controlled by present heat and moisture supply of the territories and their ratio.

在地球各大陆上工程地质条件水平和垂直上的变化反映出它们的区域性，它受控于该地区的热量、湿度及其比率。

Based on the research of work characteristics of engineering machine main clutch, this paper analyses the heat transmitting process, presents its mathematical model, and its exotherm expression, and obtains its results and temperature varing laws throught numerical solution.

在研究工程机械主离合器工作特点的基础上，分析了主离合器工作时的热传导过程，给出了热传导数学模型和温升表达式，并用数值解法求解，得出摩擦片的温度变化规律。

UCB01S is of oil resistant,acid resistant,alkaliresistant and seawater resistant.more over,there is no lead in the PTFE surface layer and so is particularly fit for bushings in food stuff machines,alkali flow meters,pumps motion elements in pharmaceutical machines,printing machines chemical engineering machines and other ocean industry.this is a triple layers composites bush,the base material being a bronze plate and a film of heat resistant power filled PTFE being calendered onto the sintered spherical bronze interlayer.

UCB01S不锈钢耐腐蚀轴承，是以不锈钢材料为基体，中间烧结耐腐蚀合金粉末，表面轧制以聚四氟乙烯为主的低摩擦材料，经过卷制成型的一种十分有效的耐腐蚀材料。它具有耐油、耐酸、耐碱、耐海水和耐磨损的特点，表面的PTEE材料不含铅成份。在食品饮料机械、印染机械、化工机械、海洋工业耐腐蚀滑动部位最适合使用。

WANG Zhi-yi, CHEN S, YANG C HSchool of Civil Engineering and Architecture, Zhejiang Sci-Tech University, Hangzhou 310018, ChinaAbstract The cross defrosting cycle was presented in which one air side heat exchanger defrosts by switching over the corresponding four-way valve and the others operate normally.

摘 要：采用四通换向阀换向逆循环除霜，风冷热泵机组系统压力波动剧烈而产生比较大的机械冲击，频繁启动压缩机，影响室内的舒适性与压缩机的寿命，针对逆循环除霜的缺陷，提出了交叉除霜循环的原理和过程。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。