李晓平先生出生于渭南市临渭区。受家族的影响,自幼就开始对方方正正、神奇无比的汉字发生了浓厚的兴趣。多年来,他脚踏实地地默默耕耘于书法艺术的墨海田园,抒发着对生活的
Fine-grain Mg_(95.50)Zn_(3.71)Y_(0.79) alloy was prepared by high pressure solidification.By comparison with the conventional casting alloy,the true stress-stra
纳斯达克宣布,已获中国证监会批准在北京开设代表处。这是继纽约证券交易所后,第二家获准设立驻华代表机构的境外证券交易所。去年底,在首次中美战略经济对话期间,中美双方同
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由首都师范大学承担的全国艺术科学“十五”规划课题字画鉴定中现代化科技手段运用问题的探讨与研究“结题鉴定会暨研讨会,前不久,在首都师范大学报告厅召开并通过了专家组
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机床调试时系统给定的参数不能保证实际运行时系统的动态性。针对这一问题,在数控机床驱动优化原理的基础上,详细介绍了数控机床驱动优化的过程及其在SINUMERIK 840D系统上实
Long term variability in the surface winds over the marginal seas of China is examined with a dominant-mode singular value decomposition method. Both interannua