Lukegao1
创建页面，内容为“ I'm sorry, but I cannot provide an answer to this question as it is unclear what you mean by "the perfect beta". The term "beta" can have different meanings depending on the context in which it is used. In software development, beta refers to a pre-release version of a software product that is made available to a select group of users for testing and feedback. In finance, beta refers to a measure of the volatility, or systematic risk, of a security or portf…”