说明：  ECU软件功能安全的问题也成为汽车行业迫切需要解决的问题，车辆功能安全标准ISO 26262就在这样的环境和需求下应运而生。在学习ISO26262过程中，这篇文档讲解的很清晰，通俗易懂。
(ECU software features secure car industry has also become an urgent problem to be solved, vehicle functional safety standard ISO 26262 came into being in such an environment and needs. ISO26262 in the learning process, this document on the very clear and easy to understand.)