conservation of angular momentum的用法和樣例：
例句
- Angular momentum conservation is based on the isotropy of space.
角動(dòng)量守恒是以空間的各向同性為基礎的。 - By analyzing a wrong answer of Conservation Law of Angular Momentum, this paper points out that the main renson of the answer, and it gaives out two kinds of correct answers.
摘要通過(guò)對一個(gè)角動(dòng)量守恒問(wèn)題錯誤解法的分析，指出錯誤產(chǎn)生的主要原因，然后分別用兩種方法給出該題的解法。
