oxone过硫酸氢钾制剂oxn.牛；公牛Oxytropis ramosissiman.多枝棘豆oxalic acid poisoning牛尾Oxacillin-resistant苯唑西林耐受性oxidativechlorination氧氯化反应oxyethyl theophylline羟乙茶碱oxidated modification氧化改性Oxypropyltheophylline羟丙茶碱[平喘药]Oxytropis platonychian.宽柄棘豆oxymethylcresoltannin羟甲基甲酚单宁Oxypolyethoxydodecane聚乙二醇单十二醚