从而对人类全面认识原子的自电离过程具有重要学术价值.The above achievements have important academic values for enhancing the knowledge about atomic autoionization process.介绍了一种可调谐激光三步孤立实激发方式测量外电场中原子自电离态光谱的技术.We present a isolated core excitation m...
Exchanging value is the expressional form of value.交换价值是价值的表现形式.His speech is about expressional arts.他的演说是有关表现艺术的.Accompany with risk process of population development, its expressional forms are diverse in different st...
师:看电脑是怎样测量圆锥的高. 量一量自己的圆锥的高是多少厘米.Look at the computer. How many centimeters are there in your taper?圆锥的底面是()形,圆锥有()个底面.B 、 What shape is the flank of a taper?等底等高的圆柱和圆锥的体积有什么关系?What's the relationship between the bul...