本文首先分析、归纳了基于通信理论和基于信息论的两种数字水印技术分析方法。
At first, this paper summaries and analyzes two digital watermarking technology analysis methods which base on communication theory and information theory.
为了实现路面构造深度检测的自动化，提高检测数据的准确性，本文研究应用两种数字化方法评价沥青路面构造深度。
This paper researches on using two digital method to evaluate the texture depth of asphalt pavement, realizes automation of detecting texture depth and improves the precision of the detection result.
方法对两种数字化成像系统的曝光剂量、成像时间和图像质量进行比较分析。
Methods the exposure dose, imaging time and image quality were compared in the two digital imaging system.
文中讨论了采用数字信号处理器(dsp)作为控制核心时PF C主电路参数的选择，并详细讨论了两种数字PID调节器参数的确定方法。
How to choice parameters of PFC main circuit using DSP as control center is described, what is more, two methods to select parameters of PID adjuster are also discussed.
根据UT信号的特征，从时域和频域角度提出了两种数字译码方法。
According to the characteristics of ut signal, this paper puts forward two ways of digital decoding: Time Domain Analysis and Frequency Domain Analysis.
根据UT信号的特征，从时域和频域角度提出了两种数字译码方法。
According to the characteristics of ut signal, this paper puts forward two ways of digital decoding: Time Domain Analysis and Frequency Domain Analysis.
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