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问题 单项选择题

某生产通讯产品项目，估计产品的销售单价为600元/部，若单位变动成本为200元/部，年固定成本为200万元，则此项目的盈亏平衡产量为( )部。

A．5000

B．8000

C．10000

D．12000

答案

参考答案：A

单项选择题

The nurse evaluates the client's understanding of myasthenia gravis. The nurse would judge that the client has formed a realistic concept of her condition when she says

A．"By taking medication and pacing activities, I will live longer, but ultimately the disease will cause my death. "

B．"By taking medication and pacing activities, my fatigue will be relieved, but I should expect occasional periods of muscle weakness. "

C．"By taking medication and pacing activities, my symptoms will be controlled and eventually the disease will be cured. "

D．"By taking medication and pacing activities, I should be able to control the disease and enjoy a healthy lifestyle. "
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判断题

大量输库血引起凝血功能障碍的主要原因是血小板数降低。()
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