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矿粒在相同磁化磁场中被磁化时，长度长的矿粒它的比磁化强度、比磁化系数都比长度短的矿粒要（）。

A. 小
B. 大
C. 弱
D. 不变

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社会组织的构成要素一般包括四个方面，即（）、（）、（）和（），它们的相互关系和联系构成社会组织的基本结构。

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采购单的生成方式（）？

A. 手工录入采购单
B. “从订单自动转成采购单”
C. “从请购单生成采购单”
D. “从BOM自动生成采购单”

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天然石英品种中无蓝色石英。

A. 正确
B. 错误

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You are a help desk technician for your company, which is in the process of deploying Windows XP Professional to all client computers. You upgrade Pierre’s Windows 98 portable computer to Windows XP Professional. After the upgrade, Pierre reports that some of his older software applications no longer work properly. Also, one of the hardware devices on his computer is not currently supported by Windows XP Professional. Pierre requests that you reinstall Windows 98 and all of his applications so that he can use his computer normally. You need to restore Pierre’s computer to its pre-upgraded state while retaining all of the applications,documents, and personal data on the computer. You want to accomplish this task in the minimum amount of time. What should you do?（）

A. Copy Pierre’s documents and personal data to a shared folder on the network.
B. Reinstall Windows 98 and Pierre’s applications.
Copy the documents and personal data to the My Documents folder on Pierre’s computer.
D. On Pierre’s computer, run Setup.exe from a Windows 98 installation C
E. On Pierre’s computer, use the Add or Remove Programs Wizard to remove the Windows XP Professional Installation item.
F. On Pierre’s computer, use a third-party disk-imaging software utility to apply a disk image that contains Windows 98 and Pierre’s applications.

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矿粒在相同磁化磁场中被磁化时，长度长的矿粒它的比磁化强度、比磁化系数都比长度短的矿粒要（）。

A. 小 B. 大 C. 弱 D. 不变

社会组织的构成要素一般包括四个方面，即（）、（）、（）和（），它们的相互关系和联系构成社会组织的基本结构。

采购单的生成方式（）？

天然石英品种中无蓝色石英。

A. 小
B. 大
C. 弱
D. 不变