backing plate_航海英汉词典
backing plate
[航海英汉词典]
backing plate背垫板
是什么意思，backing plate的解释，backing plate的翻译
[新英汉石油技术词典] backing plate
[海运英汉词典] backing plate
[电信英汉词典] backing plate
[石油英汉词典] backing plate
[造纸英汉词典] backing plate
背垫板
