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【单选题】
传输层、网络层、数据链路层、物理层的协议数据单元分别为:
A.
片段、比特、帧、数据报
B.
片段、比特、数据报、帧
C.
片段、帧、数据报、比特
D.
片段、数据报、帧、比特
拍照语音搜题，微信中搜索"皮皮学"使用
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Should not be recorded in the accounting records until October
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Causes a decrease in assets and in owners' equity in October when the bill is paid
C.
Should be recorded as an expense of September, regardless of the payment date
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查看完整题目与答案
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