FLUTTER_STORAGE_BASE_URL:https://mirrors.sjtug.sjtu.edu.cn
PUB_HOSTED_URL:https://pub.flutter-io.cn/
注意:windows上设置到个人用户变量,非系统变量
FLUTTER_STORAGE_BASE_URL:https://mirrors.sjtug.sjtu.edu.cn
PUB_HOSTED_URL:https://pub.flutter-io.cn/
注意:windows上设置到个人用户变量,非系统变量