Arvan.阿娃ARabbr.验收要求(=Acceptance Requirement)abbr.应收帐款(=accounts receivable)arlerioplegmus动脉穿硅封闭术Aristida sp.)常占优势。arsine sulfide胂化硫Arneth rs cunt阿内特氏计数arylsulphatase芳香基硫酸酯酶arotic disease主动脉疾病Arneth's scalearbitralsystem仲裁制度arnottianamide山椒酰胺arotinoic acid芳维A酸