It is shows in this paper that the functions of selction and substitution in the database of lubricating grease are very special and necessary.
选用和代用功能是润滑脂数据库不可缺少的二个独特功能。
It is shows in this paper that the functions of selction and substitution in the database of lubricating grease are very special and necessary.
选用和代用功能是润滑脂数据库不可缺少的二个独特功能。
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