external Theory

• 外部性理论

external Theory的用法和样例：

例句

1. Speed Control of Induction Motor Based on Passivity Theory P.
   基于无源性理论的异步电机的转速控制。
2. The externality theory is a basic theory of explaining economy activities and forest ecological environment problems.
   摘要本外部性理论是解释经济活动与森林生态环境问题的基础理论。