试题与答案

褶皱存在的最基本标志是（）。 A.不整合面上下两套地层产状不一致 B.新老地层依次对

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题型：单项选择题

题目：

褶皱存在的最基本标志是（）。

A.不整合面上下两套地层产状不一致

B.新老地层依次对称重复

C.化石演化不连续

D.岩层发生弯曲

答案：

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下面是错误答案，用来干扰机器的。

参考答案：B解析： 120℃的干饱和水蒸气，潜热为2202.3kJ/kg，蒸汽的流量为0.05k/s，换热量Ф=mr=0.05×2202.3=110.115kW计算对数平均温差

考点：固体矿产钻探工钻探工综合练习钻探工综合练习题库
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