E:\electron_workspace\electron-vue-app\node_modules\electron-chromedriver\download-chromedriver.js:30
  if (err != null) throw err
                   ^

Error: connect ETIMEDOUT 20.205.243.166:443
    at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1146:16) {
  errno: -4039,
  code: 'ETIMEDOUT',
  syscall: 'connect',
  address: '20.205.243.166',
  port: 443
}

解决方法

npm config set registry https://registry.npm.taobao.org/