说明：  华为公司的软件编程规范。内容设计排版、注释、标识符命名、可读性、变量、结构、函数、过程、可测性、程序效率、质量保证、编译、审查、代码测试、维护等
(Huawei' s software programming specifications. Content design layout, comments, identifier naming, readability, variables, structures, functions, processes, testability, program efficiency, quality assurance, compilation, review, code testing, maintenance, etc.)