TA0Q235异种金属的等离子焊接工艺研究
魏氏体组织和珠光体组织。铜与钢的结合界面出现平面结晶带,钛铜结合界面边界附近区域颗粒的尺寸偏小,但密度较大,外部的颗粒尺寸较大且分布稀疏通过对模拟温度场发现,等离子焊过程中温度上升...
基于PLC的温室控制系统设计
AbstractGreenhouse is one of the essential plant cultivation and production facilities,can beused to change the environment for the growth of plants,avoid outside the four seasonsc...
基于深度学习的商品推荐系统研究
北京理工大学珠海学院2020届本科生毕业论文Research on Commodity Recommendation System Based on DeepLearningAbstractIn order to more quickly and accurately recommend products of inter...
仓储管理系统的设计与实现
广东东软学院本科生毕业设计〔论文)AbstractThe developed warehouse management system plays a key role in thewhole enterprise management process,and its warehouse management andprecis...
重组牛碱性成纤维细胞生长因子原液生产车间工艺设计
Process design of production plant of recombinant bovine basicfibroblast growth factor stock solutionAbstractRecombinant bovine basic fibroblast growth factor(RB bFGF)is a kind of ...
基于51单片机的手持式激光测距仪设计与实现
图3-55110显示电路16163.3.4键l图3-6按键少3.3.5红外激光测距模块.17图3-7测距模块173.3.6复位电路..17图3-8复位电路183.3.7时钟电路……18图3-9时钟电路193.3.8蜂鸣器电路19图3-10蜂鸣器电路....
Q235与16Mn钢焊接工艺研究
目录第1章绪论.........1.116Mn钢和Q235钢及其物理性质简介1.1.116Mn钢的物理性质1.1.2Q235钢的物理性质..31.216Mn钢化学成分,基本性能..41.316Mn钢和Q235钢的焊接性分析.41.3.116M们钢焊接性...
基于ProE外圆车刀参数化建模研究
Parametric modeling of external turning tool based on Pro/EAbstractParametric modeling is to set up the model parameters and establish a relationshipbetween the parameters and the ...
数控铣削中心——自动换刀装置设计
CNC milling center-Design of automatic tool change deviceAbstractA kind of device that can change the tool independently without manualoperation is called automatic tool change dev...