搜索结果: 1-14 共查到“工学 GMA”相关记录14条 . 查询时间(0.828 秒)
ructure and properties of GMA surfaced armour plates
Welding Armour Nanomaterials Metallography
2010/8/17
Weight loss reduction of fire endangered equipment has a critical importance for world defence industry, Fig. 1 [1]. Ultra-light combat vehicles are expected to be dominating on future battlefields. N...
Predicting Lap-Joint bead geometry in GMA welding process
Bead geometry ANOVA analysis Regression analysis
2009/12/2
Purpose: The prediction of the optimal bead geometry is an important aspect in robotic welding process. Therefore, the mathematical models that predict and control the bead geometry require to be deve...
Erosion and abrasion wear resistance of GMA wire surfaced nanostructural deposits
Welding GMA surfacing Nanostructure
2009/12/2
Purpose: Purpose of this study was to find influence of chemical composition, structure and hardness of modern
metal cored wire deposits on their hardness and erosion and abrasion wear resistance of ...
Abrasive wear resistance of robotized GMA surfaced cermetal deposits
Welding GMA Surfacing
2009/12/1
Purpose: of this paper: Study of abrasive wear resistance of robotized GMA surfaced cermetal deposits. The one-,
two- and three layers stringer bead and weave bead deposits were surfaced by a metal-c...
P(St-GMA-DVB)/Fe3O4高分子磁性微球的合成与表征
化学共沉淀 悬浮聚合 高分子磁性微球
2009/11/13
以FeCl3×6H2O和FeCl2×4H2O为原料，采用化学共沉淀法制备了Fe3O4油基磁流体，设计的合成工艺克服了合成磁流体过程中Fe3O4磁性粒子易团聚的缺点，合成了具有很好分散性和稳定性的磁流体，比饱和磁化强度达72.60 emu/g. 采用悬浮聚合方法合成了聚苯乙烯-甲基丙烯酸缩水甘油酯-二乙烯基苯[P(St-GMA-DVB)]高分子磁性微球，搅拌转速对磁性微球粒径影响大，磁性微球粒径在5...
GMA改性聚丙烯酸酯黏合剂的应用
聚丙烯酸酯黏合剂 GMA
2009/10/22
为了改善涂料印花织物的手感和牢度,探讨用半连续种子乳液聚合的甲基丙烯酸环氧丙酯(GMA)改性的聚丙烯酸酯黏合剂在涂料印花中的应用。研究分析黏合剂用量、黏合剂pH值、焙烘温度和焙烘时间等因素对涂料印花织物干湿摩擦牢度、表观得色量和印花织物手感的影响。结果表明:该黏合剂获得较佳印花效果的应用工艺是其用量为10%,pH值范围为7~8,焙烘温度为150℃,焙烘时间为3 min;与国内外同类产品相比,GMA...
基于GMA的网格监控系统实现
JNI Web Service GMA
2009/8/4
介绍了Java本地接口方法JNI，重点讨论了利用JNI调用C/C++动态联接库，实时监控系统中硬盘、内存、CPU等资源的运行状态的方法，实现了Java与C/C++的互操作。同时，通过在Web Service服务中调用JNI方法，提取Web Service的远程调用功能。在网格环境中，构建了基于GMA的监控系统模式，并给出了该系统的具体实现方法。通过理论分析和具体应用证实了该系统的有效性。
基于GMA的层次化网格资源信息服务研究与实现
网格 资源信息服务 GMA
2009/4/24
网格资源信息服务(GRIS)是网格基础结构的关键组成部分，它定义了一套发现和监控网格资源的机制，并以此为网格上层应用提供服务，如故障检测、性能分析、任务调度等。资源信息的准确获取、有序管理和高效检索是其中的关键技术问题。基于GMA体系结构，文章提出了一种对网格资源信息进行层次化组织管理的方法，并面向Windows平台，设计实现了基于该方法的网格资源信息服务系统。论文研究成果已在工程项目中得到实际应...
基于R-GMA体系结构的Open PBS记账系统
记账 网格计算 RRDtool图形工具
2009/4/22
介绍了基于R-GMA体系结构的记账系统，在Open PBS环境下实现了对用户/组等细粒度的记账功能，系统以图表方式直观地显示了各种情况下计算集群资源使用情况的统计信息。由于采用R-GMA体系结构，因此该系统可以移植到网格计算环境中。
Thermovision researches of temperature fields distribution in GMA brazed joints of solar collectors
GMA brazing Robotized brazing Solar collectors
2010/2/8
Purpose: of this study was to investigate of temperature fields distribution during GMA brazing of solar collectors.Design/methodology/approach: IR-pictures were recorded with 50 Hz frequency. After r...
Position welding using disk laser-GMA hybrid welding
Welding Laser-arc hybrid welding Position welding
2010/2/8
Purpose: Position welding technology was developed by using disk laser-GMA hybrid welding in this research.Design/methodology/approach: The effect of hybrid welding parameters such as the shielding ga...
铈盐引发阔叶浆与GMA接枝共聚的研究
铈盐 桉木浆 甲基丙烯酸缩水甘油酯 接枝共聚
2012/8/14
研究了铈盐引发体系引发漂白化学桉木浆与甲基丙烯酸缩水甘油酯(GMA)的接枝共聚.用接枝率、环氧基含量和环氧基水解率评价了体系pH值、反应温度和时间、引发剂浓度和单体浓度对接枝效果的影响,并用红外光谱对接枝产物进行了分析鉴定.结果表明:控制体系pH值在1.3,适当提高反应温度、延长反应时间、增加引发剂浓度和单体浓度,都能提高接枝率;在适当的条件下,可合成接枝率高碄100%、环氧基含量达1.4～2.7...
GMA/FPA Selects Deloitte Consulting LLP to Conduct Landmark Environmental Sustainability Report
Environmental Sustainability Report
2006/12/26
December 14, 2006，(Washington, D.C.) The Grocery Manufacturers Association and Food Products Association (GMA/FPA) today announced the selection of Deloitte Consulting LLP to conduct a report on pract...
GMA/FPA Testifies Before U.S. Food & Drug Administration At Public Hearing on Functional Foods
Functional Foods
2006/12/26
December 5, 2006，(Washington, D.C.) GMA/FPA, the largest trade association representing the food, beverage and consumer products industry, today issued the following statement from Senior Vice Preside...