能够自发调节货币流通量的货币的职能是() ["价值尺度","流通手段","贮藏手段","支付手段"]
地图的数学要素是保证地图数学精确性的基础,下面不属于地图数学要素的是:() ["地图投影","比例尺","坐标网","图例"]
标准正态分布曲线有()条。
诊断颅内动脉瘤,主要依靠() ["自发性蛛网膜下隙出血史","CT增强扫描","全脑血管造影","克氏征(+),腰穿血性脑脊液","单侧动眼神经麻痹"]
缺O2对呼吸的影响是() ["缺O2<\/sub>可使呼吸频率增加","缺O2<\/sub>可使潮气量增加","缺O2<\/sub>主要刺激颈动脉体化学感受器","缺O2<\/sub>对呼吸中枢的直接作用是抑制","缺O2<\/sub>刺激中枢化学感受器"]
分析《游园》中杜丽娘的形象。