Substance flow analysis (SFA), and material flow accounting and analysis (MFA) are the main types of material flow analysis.

 
  • 元素流分析(substance flow analysis,SFA)和物質(zhì)流核算與分析(material flow accounting and analysis,MFA)是物質(zhì)流分析的2種主要方法。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan