gravel packing screen
[新英汉石油技术词典]
gravel packing screen砾石充填筛管
是什么意思,gravel packing screen的解释,gravel packing screen的翻译
[石油英汉词典] gravel packing screen
gravel packing screen
[新英汉石油技术词典]
gravel packing screen是什么意思,gravel packing screen的解释,gravel packing screen的翻译
[石油英汉词典] gravel packing screen