law of migration

 
  • 人口迁移规律

law of migration的用法和样例:

例句

  1. Based on the characteristics of biomass fuel, this article summarizes the sources of alkali metals in biomass and the elutriation and migration.
    摘要在明确了生物质燃料特点的基础上,对生物质中碱金属元素的来源和析出迁移规律进行了概述。

law of migration的相关资料:

临近单词

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