aruin.北非洲所产的野生绵羊 (=aoudad;audad)
ARabbr.验收要求(=Acceptance Requirement)abbr.应收帐款(=accounts receivable)
Ardisia crenata var. bicolor红凉伞
arbitrarily variable thickness任意变厚度
aryl substituted acrylonitrile芳基取代丙烯腈
aryloxyphenoxy carboxylic acid芳氧苯氧羧酸酯
Arotid intra-media thickness内膜中层厚度
arithmetric mean of population总体算术均数
Aristolochia austroyunnanensisn.滇南马兜铃
Arvin Industries Incorporation阿尔文工业公司