<正> Gaoliangzhe has been bred by the Chinese scientific workers via hybridization between sorghum (as female parent) and sugar-cane (as male). It can be used b
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<正> in some neighborhood of ω=∞. It is clear that |C1|=|b1|≤1, |C2|=|b2|≤2/3. G. Springer proved |C3|≤1 and conjectured that
<正> T. Otsu and S. Kubota had studied the polymerization of acrylonitrile (AN) and other vinyl monomers cataylzed by titanocene dichloride (Cp2TiCl2) in the presen
<正> In some practical problems, for example, in economio models, it is possible to have differential-difference equations of an advanced type emerge. In this l
<正> Ⅰ. INTRODUCTION In this paper, fróm the molecular orbital graphical theory we have derived the closed formula of π-bond order and frontier charge de
眼病见问题闭眼,见困难斜眼,见表扬瞪眼,见钞票红眼,见礼物花眼,见同行翻眼,见群众白眼,见选举傻眼。
Eye problems See the problem closed eyes, see the difficulties of
回想校园,操场的围墙上总会有几个大字:“每天锻炼一小时,健康生活一辈子”。但生活在大城市的我们,每天忙碌奔波的职场人仿似已经忘记了运动,或者根本不想抽出那么一些时间去做运
我院于1990年7月至1991年12月用Nd:YAG激光经尿道治疗(部分切除)老年前列腺增生伴有尿路梗阻患者53例效果明显。其中51例术后尿线增粗,排尿通畅,完全解除了排尿困难、膀胱潴留等症