外商投资企业作为投资进口的属于自动进口许可管理范围的旧机电产品,在办理报关手续时,须向海关提交自动进口许可证。
参考答案:对
Most of the teaching equipment presented by the Hope Project, as well as the books, made
good use of in the village school.[ ]
A. has
B. have
C. have been
D. has been
如果某一时刻系统中有n个进程,则在就绪队列中的进程个数最多为【 】个。