The torque equals I about that point P times alpha and alpha is the angular acceleration. 力矩等于I,乘以α,α是角加速度。
P And this is the moment of inertia about point P times alpha, and alpha is theta double dot. 点P的转动惯量,乘以α,现在α是θ两点。
Relationship of collagen type I alpha 1 and alpha 2 gene polymorphisms with bone mineral density 广州地区部分汉族人群骨密度与I型胶原α1及α2链基因多态性相关性
Objective To investigate the effects of tumor necrosis factor alpha ( TNF alpha ) and interferon gamma ( IFN gamma ) on the expression of pattern recognition receptors ( PRRs ) on the surface of mouse alveolar macrophages. 目的观察脓毒症主要相关细胞因子肿瘤坏死因子α(TNFα)和干扰素γ(IFNγ)对巨噬细胞表面主要模式识别受体(PRRs)表达的影响。
A 60 bp nucleotide sequence coding for a structure of an alpha helix turn alpha helix is highly conserved in Xanthomonas. 在黄单胞菌中高度保守的编码α螺旋转α螺旋结构的60bp核苷酸序列,在交叉功能互补时是必需的。