细胞毒素类抗肿瘤药物是() ["A.甲氨蝶呤","B.阿霉素","C.环磷酰胺","D.喜树碱","E.秋水仙碱"]
乳牙最早脱落的是() ["上颌乳中切牙","上颌乳侧切牙","下颌乳中切牙","下颌乳侧切牙","下颌乳尖牙"]
经常项目的子项目中不包括()。 ["商品","服务","收入","资本转移"]
为了防止造成肿瘤细胞播散及脱落种植,在手术中应采取的“无瘤技术”中,不正确的做法是() ["切口保护规范,探查动作轻柔","应先探查肿瘤瘤体,后近瘤区,再远瘤区","隔离肿瘤,尽早结扎肿瘤区域内的静脉、动脉","将肿瘤及清扫的区域淋巴结整体切除","切除肿瘤后,更换器械及敷料,用蒸馏水或含有化疗药的溶液浸洗创腔和创面"]
再贴现的期限是从再贴现日起到票据到期日为止的时间,按现行规定再贴现的期限在()内。 ["3个月","6个月","9个月","一年"]
第四方物流与第三方物流有何区别?