【单选题】在OSI参考模型中,将网络结构自上而下划分为七层,工作时( )。
A.
接收方从上层向下层传输数据,每经过一层增加一个协议控制信息。
B.
发送方从上层向下层传输数据,每经过一层去掉一个协议控制信息。
C.
接受方从下层向上层传输数据,每经过一层去掉一个协议控制信息。
D.
发送方从下层向上层传输数据,每经过一层附加一个协议控制信息。
【单选题】在()层中钻进易发生跳钻,蹩钻和井壁垮塌
【简答题】在各种不同的账务处理程序下,登记总分类账的依据和程序都是相同的。 ( )
【简答题】David Wirtschafter, who run the company that manages the business(1) of Michelle’s career and (2) up endorsements from sponsors, sees Michelle as someone who can easilymake the ( 3) from sports to ent...
【简答题】________Put together a team of senior people from both sides, to decide who should run the merged company.________Agree that if the problems cannot be solved, the merger should not go ahead.________Ma...
【判断题】同一工件,无论用数控机床加工还是用普通机床加工,其工序都一样。
【单选题】.Who is it up __________the first company __________is run by the state?
A.
to take charge of;which
B.
to to take charge of;that
C.
for to take charge of;that
D.
to to taking charge of;which
【简答题】在各种不同的账务处理程序下,登记总分类账的依据和程序都是相同的。( )