background contrast ratio
background contrast ratio
[新英汉石油技术词典]
background contrast ratio背景反差比
是什么意思，background contrast ratio的解释，background contrast ratio的翻译
[石油英汉词典] background contrast ratio
background contrast ratio
[新英汉石油技术词典]
background contrast ratio是什么意思，background contrast ratio的解释，background contrast ratio的翻译
[石油英汉词典] background contrast ratio