npm安装NRM 报错npm ERR! network 'proxy' config is set properly. See: 'npm help config'

安装：

npm install nrm -g
报错，错误信息如下，
C:\Users\AIERXUAN>npm install nrm -g
npm WARN registry Unexpected warning for https://registry.npmjs.org/: Miscellaneous Warning ETIMEDOUT: request to https://registry.npmjs.org/nrm failed, reason: connect ETIMEDOUT 104.16.24.35:443
npm WARN registry Using stale data from https://registry.npmjs.org/ due to a request error during revalidation.
npm ERR! code ETIMEDOUT
npm ERR! errno ETIMEDOUT
npm ERR! network request to https://registry.npmjs.org/ini failed, reason: connect ETIMEDOUT 104.16.24.35:443
npm ERR! network This is a problem related to network connectivity.
npm ERR! network In most cases you are behind a proxy or have bad network settings.
npm ERR! network
npm ERR! network If you are behind a proxy, please make sure that the
npm ERR! network ‘proxy’ config is set properly. See: ‘npm help config’

npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\AIERXUAN\AppData\Roaming\npm-cache_logs\2020-03-04T10_51_32_868Z-debug.log

解决：
一开始以为是node的版本问题，后台才发现是，国内由于gfw问题，导致很多国外的网站不能访问，比如bitbucket就是一个host代码的很优秀平台，但是由于该平台可能被block住，从而导致npm安装时出现奇奇怪怪的问题，

于是我尝试使用proxy来代理访问：
npm config set registry https://registry.npm.taobao.org

然后在执行：
npm install nrm -g
安装成功
C:\Users\AIERXUAN>npm install nrm -g
npm WARN deprecated [email protected]: CoffeeScript on NPM has moved to “coffeescript” (no hyphen)
C:\Users\AIERXUAN\AppData\Roaming\npm\nrm -> C:\Users\AIERXUAN\AppData\Roaming\npm\node_modules\nrm\cli.js

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