ratio of revolution
ratio of revolution
[农牧林英汉词典]
ratio of revolutionn.转数比
是什么意思,ratio of revolution的解释,ratio of revolution的翻译
[新英汉石油技术词典] ratio of revolution
[水利英汉词典] ratio of revolution
[海运英汉词典] ratio of revolution
[石油英汉词典] ratio of revolution