lubricating oil
lubricating oil
[冶金英汉词典]
lubricating oil润滑油
是什么意思，lubricating oil的解释，lubricating oil的翻译
[新英汉石油技术词典] lubricating oil
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[英汉石油名词] lubricating oil
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[造纸英汉词典] lubricating oil