国债回购实质上是以国债作为抵押品融通()的一种形式。A．短期资金 B．长期资金 C．

某患者昨日过食生冷，脘腹冷痛，遇寒加剧，得温痛减，恶心呕吐，吐后反舒，苔白脉沉紧宜诊为()

A.寒滞胃肠证

B.胃阳虚证

C.寒湿困脾证

D.脾阳虚证

E.饮留胃肠证

《建筑消防安全检测评价技术规程》规定，对排烟防火阀叙述正确的是（）

A.排烟防火阀平时关闭，当烟气温度达到280℃时自动打开

B.排烟防火阀在火灾烟气温度达到280℃时自动关闭

C.排烟风机入口处的总管上应设排烟阀

D.排烟风机入口处的总管上应设排烟防火阀

在什么情况下锅炉进行超压试验？

Leadership and management are both necessary on projects. One definition of managing is that it involves producing key results expected by stakeholders, whereas leaderships involves ______ .

A．establishing direction, aligning people, and motivating and inspiring others

B．getting things done through other people

C．using charismatic power to motivate others to be productive

D．using all types of power, as appropriate, as motivational tools

长途运价和短途运价的区分基准距离为35公里。( )