undulatory theory
常见例句
- In the foundation of cycle undulatory theory, the booming theory founded the booming index, using it to monitor the influence of macroscopic economy by cyclical undulation.
而景氣理論則是在周期波動理論的基礎上，搆建景氣指數來監測宏觀經濟受經濟周期波動的影響。 返回 undulatory theory