24kW风冷换热器的设计摘要在科技发达人类可自由控制冷暖的今天。换热器作为各行各业工作生产和日常生活必需的热交换装置，被普遍的使用在生产技术、化工工业、日常制冷、军工国防等传统门。能源...

本科论文6散热器的选择与计算.….466.1散热器的选用…466.2散热器的相关计算.466.3房间散热器的数量计算.486.4散热器的布置487供热系统的确定.…497.1室内热水供暖系统的分类.497.2典型供暖系统...

Production process design of 30000 T/a dodecyl dimethylabstractFatty amine is one of the most valuable derivatives of fatty acid in industry.It is widelyused in textile,building ma...

本科论文4.1总体运动参数的设定214.2电机型号的选择214.3电机的运动参数设定224.4链传动的结构设计244.5纸盒输送的结构设计计算254.6纸盒输送精度的保证.…294.7本章小结…444444325贴标机主要...

本科论文2.4.2结构基本信息192.4.3周期、振型232.4.4楼层风荷载、地震作用统计结果2.4.5风荷载外力、层剪力、倾覆弯矩统计332.4.6工况、组合..422.4.7整体指标统计.…442.4.8结构分析及设计结果...

Design of biodiesel production process with an annual output of100,000tonsAbstractNowadays,the increasing shortage of natural fossil non-renewable resources and theecological envir...

of adsorption mechanismAbstractThe task of this project is to design the adsorption mechanism and mobilemechanism of glass cleaning robot.Through the comparison and analysis of var...

本科论文AbstractWith the rapid development of social economy,the large-scale manufacturing industry alsoincreases.With the continuous expansion of production scale and the diversit...

目录引言：2一、研究背景及意义3二、牛仔织物性能实验42.1实验材料..42.2试样准备.42.3织物性能测试.…………2.3.1织物的纬向拉伸性能.52.3.2织物纬向弹性试验..52.3.3织物折皱回复性实验.52.3....

北京理工大学珠海学院2020届本科生毕业设计Piano-playing RobotAbstractWith the development of pneumatic technology,the results of pneumatic technologyhave gradually entered our lives ...