关闭压力,当进站压力为管网允许最大值,缓慢关闭调压器出口阀口,稳定()min后,调压站出口压力为关闭压力。 ["1","1.5","2","2.5"]
在教育策划过程中强调效益问题时要注意()。 ["要注意各种效益之间的平衡与抉择","在方法和途径上要注意公正、公平和正义","处理好效率与效能的关系","处理好教育策划的代价与创价之间的关系"]
长跑对人的心肺功能要求比较高,长跑时动脉收缩压可升到()。 ["130-150mmHg","150-170mmHg","170-190mmHg","150-200mmHg"]
细胞免疫
What is also called Type 0 authentication in OSPF on Cisco Routers?() ["MD5","There is no Type 0 authentication","SHA1","Null"]
法定存款准备金率