undulation

undulation的英语例句

1. Such is the undulatory nature of the movement of opposites in all things.

   这是事物矛盾运动的曲折性.

2. The first part of the thesis has expounded the cycle undulatory theory and financial early - warning theory.

   本文第一部分对周期波动理论和预警理论进行了阐述.

3. The undulatory biomimetic propulsor is a new underwater propulsor which swimming mode of Gymnarchus Niloticus.

   波动仿生推进器是以“尼罗河魔鬼”为仿生对象设计的新型水下推进装置.