论文部分内容阅读
ving efficiency and developing the nozzle.
Numerical Simulation Research of Liquid-Solid Two-Phase Flow in Abrasive Water Jet Nozzle
【摘 要】
：
ving efficiency and developing the nozzle.
【机 构】
：
Beijing
【出 处】
：
北京理工大学学报（英文版）
【发表日期】
：
2004年期
【基金项目】
：
教育部重点项目;教育部新世纪优秀人才支持计划;National Eleventh Five-Year Key Science & Technology Project;the Fok Ying-Tong Education Foundation for Young Teachers in the Higher Education Institutions of China;北京科技新星计划
其他文献
目的:探讨动态脑电图(AEEG)对发作间期儿童癫(癎)的诊疗价值.方法:对85例癫(癎)儿童于发作间期监测24 h AEEG并对其相关因素进行比较分析.结果:AEEG监测异常者74例(87.1%),其
目的 探讨高血压脑出血患者颅内血肿清除术后的护理要点.方法 将本院实施精密护理前的56例采取颅内血肿清除术患者作为对照组,将实施精密护理后的56例患者作为观察组,对比两
近年来,国际学术界对汇率制度的研究有了新的进展.在资本高度流动条件下,新兴经济体的汇率制度问题成为关注的焦点,经济学家对于汇率制度的看法发生了深刻变化.汇率制度在资
lly. The modeled results indicate that the optimum fuel pool is 1 000 mm wide, which can ensure complete engulfment of explosive cylinder by external fire and s
本文通过对荣华二采区10
To improve the thermal efficiency and reduce nitrogen oxides (NOx) emissions in a power plant for energy conservation and environment protection, based on the r
目的评价甘氨双唑钠(metronidazole amino acidum natrium,CMNa)对食管癌放射治疗增敏作用的疗效及安全性。方法通过计算机及手工检索,收集有关CMNa联合放疗治疗食管癌的随机
With more application of welding technology in important structures more attention was paid to the evaluation of the safety of welded structures, the life predi
Fuzzy control on automatic frequency tracking of ultrasonic vibration system with high power and hig
In order to realize automatic tracking drift of resonance frequency of ultrasonic vibration system with high power and high quality factor Q, adaptive fuzzy con