win7设置引导选项的方法

[[{"img": "https://exp-picture.cdn.bcebos.com/4a6d48ee7b7f860eadc3e04077f5ee0d3bcebe0e.m2m"}, {"txt": "1. \u5f00\u59cb-\u63a7\u5236\u9762\u677f"}, {"txt": "1. \u5f00\u59cb-\u63a7\u5236\u9762\u677f"}, {"img": "https://exp-picture.cdn.bcebos.com/2083a5d6e1d06de879d78391ca93cee8b104ac0e.m2m"}, {"txt": "2. \u7ba1\u7406\u5de5\u5177"}, {"txt": "2. \u7ba1\u7406\u5de5\u5177"}, {"img": "https://exp-picture.cdn.bcebos.com/0cdb2f0e1799e92a550e47f4e1fec314f0c5a00e.m2m"}, {"txt": "3. \u7cfb\u7edf\u914d\u7f6e"}, {"txt": "3. \u7cfb\u7edf\u914d\u7f6e"}, {"img": "https://exp-picture.cdn.bcebos.com/30601b6104a355e92419ed63d22ae3efe178680f.m2m"}, {"txt": "4. \u5f15\u5bfc-\u5f15\u5bfc\u9009\u9879-\u52fe\u9009\u76f8\u5e94\u7684\u9009\u9879-\u786e\u5b9a"}, {"txt": "4. \u5f15\u5bfc-\u5f15\u5bfc\u9009\u9879-\u52fe\u9009\u76f8\u5e94\u7684\u9009\u9879-\u786e\u5b9a"}]]