单选题
发布日期:2021-03-22
with
without
against
above
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换向手柄置于前进位,司机控制器KZ中的3号触指闭合,牵引电空阀线圈()得电,机车呈牵引工况。
为中小企业创造平等、公开、公正的市场经济环境是提升企业社会责任感的重要条件。没有一个适宜企业发展的良好环境,而期待企业依法经营,______,乃至做出“大公无私”之举,只能是______,即使有,也是______。依次填入划横线部分最恰当的一项是( )
激素需与受体结合才起作用,受体有在细胞膜上的也有在胞内的。下列通过胞内受体发挥作用的激素是( )。
男性,46岁,左腰部撞伤后,即刻面色苍白,脉搏细弱,BP70/50mmHg,左腰膨隆,腹平软无压痛,导出150ml淡黄色透明尿液,快速输血800ml无好转,诊断为哪种损伤较确切()
数据通信中,X.25网中一条永久虚电路一旦建立就永久占用一个逻辑信道号,直到被拆除。逻辑信道号可取1~()。
在我国,保险经纪机构采取的主要组织形式是()。
荒漠分为岩漠、沙漠、砾漠、()四种地形。
癫痫患者缓解期用药指导出现错误的是()。
以下哪种情况最不可能设计单端固定桥()
大面积烧伤患者早期清创的原则().
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