查询词典 heat exchange

The work here will make on further understand of the study of mechanisms and motion models of water-heat exchange, and will be of great value of research on the consideration of problems related to hydrology, soil corrosion, water and soil conservation, agrology, agricultural irrigation, and so on.

该研究为土壤中水热交换机制和运动模型的进一步的研究提供参考，对水文学、土壤侵蚀和水土保持、土壤学、农业灌溉等相关问题的研究有着一定参考价值

The main factor which influences the heat exchange performance of air cooled condenser is the backflow or recirculation of hot air caused by the environmental big wind.

摘 要：影响空冷凝汽器换热性能的主要因素是环境大风所造成的热风回流或热风再循环。

The end of 2007, the company works to professional cleaning service to be extended, with mechanical cleaning technology, central air conditioning cleansing purification project, the robot air duct cleaning, washing of the widely used chemicals, petroleum, petrochemical, oil tank, metallurgical, power, Light industry, printing and dyeing, paper making industries such as equipment boiler, heat exchange, condenser, compressor, ammonia cooler, Air Preheater, equipment Jacket, central air conditioning, heating systems portfolio, and large complete sets of equipment, etc.

07年底，公司业务向专业清洗工程服务扩展、拥有机械清洗技术、中央空调清洗净化工程、机器人风管清洗等，清洗范围广泛应用于化工、石油、石油化工、储油罐、冶金、电力、轻工、印染、造纸等行业的设备（锅炉、热换器、冷凝器、空压机、氨冷机、空预器、设备夹套、中央空调、采暖组合系统、大型成套装置等）清洗和中央空调系统的清洗。

The formula stated that side heat exchange coefficient was a determinant factor of Bessel function's eigenvalue.

给出材料在调制光辐照下温度起伏量的理论公式，表明侧面热交换系数直接影响贝塞耳函数本征值的确定是一个必须考虑的因素。

Fire pump, bilge pump, ballast pump, oil discharge pump, heat exchange etc. and some other pump service for the main engine, assistant engine, boiler.

为主辅机，锅炉服务的各种泵以及消防泵，舱底泵，压载泵，货油泵，热交换器等。

Boiler is one kind of production of steam heat exchange equipment.

锅炉是一种生产蒸汽的换热设备。

On the basis of a great deal of the experimental data processing and analysis, the combustion converted account reaction rate constant, the unstable heat-exchange coefficient variation law between the airflow and the roadway rock and the codomain determined under different fire conditions have been provided with the correctness of the theoretical calculation formula for description of the airflow energy loss of the fire area tested and verified, a large number of the basic data concerning mine fires obtained.

通过大量实验数据的整理分析，给出了矿井火灾时期燃烧折算反应速率常数、风流与巷道岩石间的不稳定换热系数的变化规律及不同火灾条件下的取值范围，验证了火区风流能量损失理论计算式的正确性，并获得了大量的矿井火灾基础数据。

Based on analyzing characteristic of heat exchange with finite element method, the paper transforms the finite element computing problem into a nonlinear optimizing one with some restriction, and solves it using the Hopfield neural network.

根据热传导有限元分析的特点，把有限元计算问题转化为带约束的非线性优化问题，并给出求解决该问题的改进Hopfield网络，最后对一个简单温度场神经计算进行数值仿真。

First of all, the factors which influence the thermal barrier effect and the relationship between the factors and heat resistance were analyzed. Then, the paper gave the mathematical model of the effect of thermal conductivity, coating thickness, environment temperature difference, and heat exchange coefficient on thermal barrier effect.

研究主要内容如下：本文首先分析了隔热效果的几种影响因素以及它们与隔热效果之间的关系，推导出了包含热障涂层厚度、导热系数、环境温差和对流系数等在内的影响因素与隔热效果之间的数学模型。

Hot air (5) is obtained through heat exchange of the cold air and the radiant heat flux.

本发明可高效接收辐射热和高效地向空气传热，同时利用自身的显热进行储热。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。