物流系统是由（）、仓储、包装、装卸搬运、流通加工、（）、物流信息等各环节所组成的，这些环节也称为物流的子系统。
参考答案：运输；配送
下列哪类建筑群组合方式不属于中轴对称方式？（）
A.宫殿
B.私家园林
C.寺庙
D.书院
Mr. Smith has had a cast applied to his arm as an outpatient in the emergency room. Which of the following home care instructions should the nurse advice for his cast care()
A. Use a ruler to reach inside and scratch under the cast.
B. Apply a heating pad to the arm for 24 hours after the injury.
C. Use powder on the skin around the cast.
D. Smell the cast for foul odors.
