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非洲统一组织属于哪类国际组织()
下列关于文件夹论述错误的是()。
《行规》规定:特大桥梁及长大隧道行车的补充规定:旅客列车在特大桥梁、长大隧道内遇突发事件,危及旅客人身安全时,列车长要会同司机、()、()迅速查明情况,启动突发事件应急处理预案,利用列车广播向旅客通告情况及处置方式。
毛细管电泳法以什么为驱动力()
采用先张法法张拉钢绞线的最大张拉应力不得超过钢绞线极限抗拉强度标准值的()倍。
下列预算中,不属于生产预算范围的是()。
招标、团购、“由你定价”都可以看作是下列哪一种拍卖形式().
今有一肾衰女性病人,64岁,体重50kg,血清肌酐为3mg/100ml,每日服用地高辛治疗心衰,此病人服用地高辛的实际剂量应调整为常规剂量的多少(地高辛的半衰期为43小时,由肾排泄的分数为Fu=0.76,正常男性的肌酐清除率为120ml/min)()
()是将总体按一定标准划分成群或集体,以群或集体为单位按随机的原则从总体中抽取若干群或集体,作为总体的样本,并对被抽中各群中的每一个单位进行实际调查。
脂类包括哪两大类()。
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