双数字式电位计 dual digital potentiometer
双数字式分压计 dual digital potentiometer
双数字信号处理器 double digital signal processor ; dual dsp
数字双胞胎 Digital Twin
数字化双胞胎 Digital Twin
双精度浮点数字 precision floating point number ; double-precision floating point number
双倍长数字 double length numeral
求数字的双曲余弦值 COSH
求数字的双曲正切值 TANH
求数字的双曲正弦值 SINH
实验表明，该双数字水印系统达到了版权和内容保护的目的。
The experiments show that the double digital water - marking system reaches the goal of copyright and content protection.
最后，在研究单数字水印的基础上，提出了一种基于SVD和DWT的双数字水印算法。
Finally, on the basis of studying single digital watermarking, proposes a double digital algorithm based on SVD and DWT.
微电脑温度控制器，具有设定、测定温度双数字显示和PID自整定功能，控温精确，可靠。
Intelligent temperature controller is based microprocessor with PID parameters controlling function. Digital display of set and actual temperatures.
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