单选题:投资估算指标一般可分为(  )。

题目内容:
投资估算指标一般可分为(  )。 A.设备购置费用指标、设备安装费用指标、建筑安装工程费用指标
B.建设项目综合指标、单项工程指标、单位工程指标
C.建筑安装工程费用指标,设备、工(器)具费用指标,工程建设其他费用指标
D.人工消耗指标、材料消耗指标、机械消耗指标

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