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()是非法民间组织。
生命中最主要的物质基础是( )。
运输的一致性
矿井应当具备完整的独立通风系统。()、()和()的风量必须满足安全生产要求。
男性,60岁,肥胖。行右股骨外科颈骨折开放复位术,硬膜外麻醉效果不佳改全身麻醉,因声门显露困难反复试插管期间,患者出现室颤。抢救的首要措施是()
《铁路混凝土桥面防水层技术条件》(TB/T2965-2011)中N类和L类防水卷材厚度测量对仪器要求不同。
下列物质属于生长因子的是()。
吉林银行新入行员工实行试用期制度,国家规定试用期最长不超过12个月。
白喉治疗用()
寒假期间,学生在学校所在地车站自行购买返程车票(返校)时间为()。
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