和所有的抽象层作用差不多，MemIf把Driver层的模块抽象出来提供给上层使用，具体层级结构如下： NvM调用MemIf提供的标准接口，例如MemIf_Read\Write等；在MemIf根据已配置的抽象驱动模块（Fee\EA）分别调用不同的API，实际举例如下： 根据标准，Fee或者Ea又会调用MeeAcc ...

Morningstar Quantitative Ratings for Stocks are generated using an algorithm that compares companies that are not under analyst coverage to peer companies that do receive analyst-driven ratings.

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...