石油产品及润滑剂的总分类的英文

• petroleum products and lubricants-method of classification-definition of classes

• 石油产品:    petroleum products
• 及:    reach; come up to
• 润滑剂:    lubricant; unguent; lube; em ...
• 的:    4次方是 The fourth power of 2 i ...
• 总分:    total points; aggregate scor ...

例句与用法

1. Petroleum products and lubricants - method of classification - definition of classes
   石油产品及润滑剂的总分类