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UPOV1991版本中“人工瀑布保护规则”在我国何时能做到？

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难以确定受益对象的非货币性福利，直接计入当期损益和应付职工薪酬。

A. 正确
B. 错误

You have a computer that runs Windows 7. You install a second internal hard disk drive in the computer.You attempt to create a system image and discover that the new disk is not listed as a backup destination.You need to ensure that you can use the new disk as a backup destination for system images. What should you do?（）

A. Create a NTFS partition.
B. Create a mirrored volume.
Create a system repair disc.
D. Log on to the computer by using a different account.

在处理被卡的刮板链时要停电闭锁，并挂（）。

A. 标志牌
B. 停电牌
C. 警示灯

确定土地革命和武装反抗国民党反动派的总方针的会议是（）。

A. 八七会议
B. 洛川会议
C. 遵义会议
D. 十二月会议