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[期刊论文] 作者:Ali Halouani,Yuming LI,
来源:塑性工程学报 年份:2004
逆方法(IA)是一种基于产品最终形状的,应用于构建轴对称冷锻造过程模型的简单方法.由于是假设在简单路径下变形,而且简化了工具的作用形式,因此该方法计算速度很快;数值测试显...
[期刊论文] 作者:LI Yuming,LI Yongguo,YANG Weih,
来源:华中科技大学学报(医学)(英德文版) 年份:2004
The preventive effects of nitroglycerine (NG) on glucocorticoid-induced osteoporosis in growing rats were studied. Three-month-old female Wistar rats were rando...
[期刊论文] 作者:HOU Xueyuan,SUN Yuming,LI Yufe,
来源:中国激光 年份:2004
Nd:Ca4GDO(BO3)3, abbreviated as Nd:GdCOB, is a new multifunctional material for self-frequency-doubling green lasers. By using datachroom-5000 pulsed dye-laser...
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