protecting cover
[新英汉石油技术词典]
protecting cover护盖,防护罩
是什么意思,protecting cover的解释,protecting cover的翻译
[专利英汉词典] protecting cover
[海运英汉词典] protecting cover
[消防英汉词典] protecting cover
[石油英汉词典] protecting cover
[能源英汉词典] protecting cover
[轻工业英汉词典] protecting cover