词语: grading of lubricating oils
解释: 润滑油分类
词性: 名词
词典: 汽车专业英汉词典
grading of lubricating oils 相关解释
grading of lubricating oils 〔名词〕润滑油分极,润滑油分类
grading of lubricating oils 〔名词〕润滑油分类
润滑油分类 grading of lubricating oils;lube classification;oil classification