Therefore, records are documents made or received by a physical or juridical person as means and residue of its activity.
因此,“文件”是指自然人或法人在活动中生成或接收的,作为该活动的手段和留存的档案记录。
2
And the influence on the separation efficiency of hydrocyclone was studied owing to the physical property and the petroleum chemical ingredient of the residue.
This paper summarized the research development of the physical and chemical character, production use, metabolism, toxicity and residue detection methods of melamine.