The paper deduces the impedance distortion formula resulting from geological noise from general situation.
本文从一般情况出发推导出地质噪声对阻抗的畸变公式。
This paper deduces the Discounted Cash Flow model and Economic Profit model based on the principle of inherent value method.
本文利用内含价值法的原理推导出企业价值增值的折现现金流量模型和经济利润模型。
This paper deduces the errors sources from the process of ultrasonic longitudinal wave testing and evaluates its uncertainty.
本文分析了超声波探伤纵波检测的误差来源，评定了在探伤过程中的不确定度。
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