“contrast ratio”的概念、定义、翻译、参考文献-科学参考

单词	contrast ratio
释义	contrast ratio [`kän´trast ´rā·shō] ^ELECTRONICS The ratio of the maximum to the minimum luminance values in a television picture.
随便看	doublet antenna double tempering doublet flow double-theodolite observation double-throw circuit breaker double-throw switch double tide double-track tape recorder double triode doublet trigger double-tuned amplifier double-tuned circuit double-tuned detector double-U groove weld double valves double-V groove weld double-wall cofferdam double-wedge cut double weighing double-welded joint double-winding synchronous generator double word double-word addressing double-work doubling dose

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。