DNA交链主要由照射于DNA或细菌芽胞引起.DNA cross - links are produced mainly upon irradiation of dry DNA or bacterial spores.目的:观察蜡样芽胞杆菌感染途径.Objectives To observe how cere spore bacilli resulted in swallowing infection.结果:通过细菌学培养鉴定在咽部检出蜡...
Some managers have recently raised objection to the PFA handling these negotiations.一些主教练最近就英格兰职业足球运动员协会负责这些谈判提出了异议。Polar format algorithm ( PFA ) is a typical image formation algorithm used in spotlight SAR.极坐标格式算法 ( PF...