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不属于四肢浅静脉的是:()
下表为的我国1992年投入产出简表,并设该年来自国外的要素收入净额为2.5亿美元,来自国外的转移支付净额为12.5亿美元,年平均汇率$100=¥560。 试求SNA指标:总产出;GDP;NDP;一、二、三产业的比例;GNI(GNP);NNI(NNP);GDI;NDI;投资率;消费率;固定资产投资率;净出口率;国民总储蓄;国民净储蓄。
超净工作台空气净化的洁净度可达()。
脑出血
借贷记账法的基本内容包括()。
架木棚应(),无明显歪扭,叉角适当。
α-L-岩藻糖苷酶是近年发现的下列哪种疾病的最好标志物()。
下列哪些药物可用于抗记忆障碍
无论冷凝、电凝封闭裂孔,冷冻电凝点之间不要衔接()
突触性化学传递的特点()|非突触性化学传递的特点()
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