direct vision storage tube
[造纸英汉词典]
direct vision storage tuben.直接检视式储存管,直观储存管
是什么意思,direct vision storage tube的解释,direct vision storage tube的翻译
[电力英汉词典] direct vision storage tube
direct vision storage tube
[造纸英汉词典]
direct vision storage tube是什么意思,direct vision storage tube的解释,direct vision storage tube的翻译
[电力英汉词典] direct vision storage tube