以下哪项服务不属于号码百事通的服务范围()
A.订房
B.订机票
C.指路服务
D.企业邮箱
参考答案:D
某加工件批量n-4件,需经过3道工序加工,各工序的单件作业时间分别为:t1=10分钟,t2=5分钟,t3=20分钟,若采用平行移动方式组织生产,则该批加工件的加工总周期为______
A.35分钟 B.55分钟C.95分钟 D.140分钟
In Tender is the Night, () traces the decline of a young American psychiatrist whose marriage to a beautiful and wealthy patient drains his personal energies and corrodes his professional career.
A. Dreiser
B. Faulkner
C. Fitzgerald
D. Jack London