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【单选题】
隐匿性冠心病诊断依据之一是（）A.
心电图有缺血型ST-T改变
B.
有高血压
C.
有吸烟史
D.
有家族史
E.
年龄>40岁
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反馈参考答案：
举一反三
【判断题】An open system has interrelated parts; interrelated parts are not part of a closed system.
A.
正确
B.
错误
【单选题】185 A project is defined as:
A.
a coordinated undertaking of interrelated activities directed toward a specific goal that has a finite period of performance.
B.
a large, complex undertaking with many objectives, multiple sources of funding, and a not discernible end point.
C.
an undertaking of interrelated activities directed toward a specific goal that can be accomplished in less than one year.
D.
a group of activities headed by a project manager who has cradle-to-grave cycle responsibility for the end product.
E.
All of the above
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