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在考虑资金的时间价值的情况下,对项目或方案的经济效益进行计算与度量的指标被称为()
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【简答题】发生建设工程重大安全事故时，负责事故调查的人民政府应当自收到事故调查报告起（ ）日内作出批复。 30 15 45 60
【单选题】听力原文：Conference interpreters are always very intelligent but, once at work, are more like machines than people. Which of the following statements is true about conference interpreters?
A.
They need be very intelligent at operating relevant equipment.
B.
They are not good at their work at all.
C.
They are always panic at work though perform. very well at exercises.
D.
They are normally not allowed to show their own feelings at work.
【简答题】根据常见螺纹牙型的不同,可分为 __________、___________、__________和____________螺纹等。
【简答题】发生建设工程重大安全事故时，负责事故调查的人民政府应当自收到事故调查报告起（）日内作出批复。 A.30 B . 15 C . 45 D.60
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