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【单选题】
Germans usually think highly of ___.( )A.
Truth and duty
B.
Authority and status
C.
The distinction between private and public
D.
All of the above
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【单选题】Which of the following statements is true? ( )
A.
The accrual basis of accounting matches revenue earned with expenses paid.
B.
The cash basis of accounting matches revenue received with expenses incurred.
C.
The accrual basis of accounting matches revenues received with expenses paid.
D.
The cash basis of accounting matches revenues received with expenses paid.
【简答题】一个二进制数字通信系统一分钟内传送了1800 bit的信息量,其比特速率为多少,若改为八进制的通信系统,一分钟内传送了1800 bit的信息量,其码元速率又为多少?
【简答题】一个二进制数字通信系统,码元速率为10000波特,连续发送一小时,接收端收到的误码为 36 个,则系统的 P e
【单选题】1号检查空调装置外观及安装状态：确认外观及安装状态良好，（），固定螺栓防松标记清晰、无松动，各柜门安装状态良好。
A.
悬挂件状态松散
B.
悬挂件状态良好
C.
悬挂件状态倾斜
【简答题】以下属于宴请宾客时的菜品禁忌的是()A. A:宗教禁忌; B. B:地方禁忌 ; C. C:职业禁忌; D. D:以上都是;
【简答题】一个二进制数字通信系统,码元速率为1000B,连续发送3小时后,接收端收到的误码为15个,求误码率。
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