phase of resources exploitation

• 资源开发阶段

phase of resources exploitation的用法和样例：

例句

1. Such a feature would help the reader form an association between a particular project guideline and a phase of the development effort.
   这个特性可以帮助读者在特定项目指导方针和开发阶段之间形成一个关联。
2. The correlations between geochemical indices and mineral compositions are considerably different over oil-gas reservoirs of different exploitation stages.
   不同开发阶段的油气藏上方，化探指标与矿物成分间相关性存在著很大差异性。