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问题 单项选择题

在同一条无差异曲线上，收入增加，闲暇时间减少，或闲暇时间增加，收入减少，两者表现为( )。

A．供需关系
B．正比例关系
C．替代关系
D．互动关系

答案

参考答案：C

多项选择题

在现金流量表补充资料中将净利润调整为经营活动的现金流量时，需要调整增加的项目有( )。

A．提取的固定资产减值准备

B．无形资产摊销

C．投资损失

D．处置固定资产收益

E．公允价值变动收益
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单项选择题

With hundreds of millions of electronic (46) taking place daily, businesses and organizations have a p incentive to protect the (47) of the data exchanged in this manner, and to positively ensure the (48) of those involved in the transactions. This has led to an industry-wide quest for better, more secure methods for controlling IT operations, and for deploying p security mechanisms deeply and broadly throughout networked infrastructures and client devices. One of the more successful concepts to engage the imaginations of the security community has been the development of standards-based security (49) that can be incorporated in the hardware design of client computers. The principle of encapsulating core security capabilities in (50) and integrating security provisions at the deepest levels of the machine operation has significant benefits for both users and those responsible for securing IT operations.

A. appliances B. chips C. tools D. means
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