油罐内液位较高，液面上空间空气容量较少，油蒸气与空气混合浓度达不到爆炸极限范围，当其遇到明火源时，只在油罐内液面上（）燃烧。
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人民银行对结算账户的管理方式分为（）。
A. 核准制和备案制
B. 监管制和备案制
C. 监管制和核准制
D. 基本存款账户、一般存款账户、专用存款账户、临时存款账户
Which two statements are true regarding EIGRP？（）
A. Passive routes are in the process of being calculated by DUA
B. EIGRP supports VLSM，route summarization，and routing update authentication.
C. EIGRP exchanges full routing table information with neighboring routers with every update.
D. If the feasible successor has a higher advertised distance than the successor route，it becomes theprimary route.
E. A query process is used to discover a replacement for a failed route if a feasible successor is not identified from the current routing information.
力引起的垂直运动有（）。
A. 辐合辐散引起的垂直运动
B. 地力引起的垂直运动
C. 乱流引起的垂直运动
D. 波动引起的垂直运动
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