各有关站段应成立装载加固技术（），负责本部门货物装载加固方案的实施，开展技术业务教育。
A.专业机械
B.加固小组
C.领导小组
D.活动小组
参考答案：D
泊肃叶流动
Which pregnancy-related physiologic change would place the client with a history of cardiac disease at the greatest risk for developing severe cardiac problems()
A. Decreased heart rate.
B. Decreased cardiac output.
C. Increased plasma volume.
D. Increased blood pressure.
