A、主观减少S/O/D的数值以保证RPN不超标 B、主观设想现有控制措施的效果 C、RPN超标时不分析采取措施的可行性 D、后期措施未经验证就改变S/O/D的数值 E、不考虑已经发生过的失效
A、S=9,O=3,D=3 B、S=3,O=9,D=3 C、S=3,O=3,D=9 D、S=1,O=9,D=9
A、穿过S面的电通量改变,O点的场强大小不变; B、穿过S面的电通量改变,O点的场强大小改变; C、穿过S面的电通量不变,O点的场强大小改变; D、穿过S面的电通量不变,O点的场强大小不变。
A、SELECT s.AgentName,SUM(ISNULL(o.OrderTotal,0.00))AS SumOrderTotal FROM SalesAgent s JOIN OrderHeader o ON s.AgentID = o.AgentIDWHERE o.OrderDate BETWEEN @FromDate AND  @ToDate  GROUP BY  s.AgentName B、SELECT s.AgentName,SUM(ISNULL (o.OrderTotal,0.00))AS SumOrderTotal  FROM SalesAgent s JOIN  OrderHeader o ON s.AgentID = o.AgentIDWHERE o.OrderDate BETWEEN @FromDate AND @ToDate  AND o.OrderTotal >= 2000  GROUP BY s.AgentName C、SELECT s.AgentName, SUM(ISNULL (o.OrderTotal,0.00))AS SumOrderTotal FROM SalesAgent s JOIN OrderHeader o ON s.AgentID = o.AgentID WHERE o.OrderDate BETWEEN @FromDate AND @ToDateGROUP BY s.AgentNameHAVING SUM(o.OrderTotal) >= 2000 D、SELECT s.AgentName,SUM(ISNULL(o.OrderTotal,0.00))AS SumOrderTotal FROM SalesAgent s JOIN OrderHeader o ON s.AgentID=o.AgentIDWHERE o.ordertotal =2000 AND o.OrderDate BETWEEN @FromDate AND @ToDate GROUP BY s.AgentName HAVING  SUM(o.OrderTotal)>= 2000
A、S+O<sub>2sub>→SO B、S+O<sub>2sub>→SO<sub>2sub> C、S+O<sub>1sub>→SO<sub>2sub> D、S+O<sub>2sub>→SO<sub>3sub>