Narrow
窄带物联网（Narrow Band Internet of Things, NB-IoT）
NB-IoT_百度百科 https://baike.baidu.com/item/NB-IoT/19420464 窄带物联网（Narrow Band Internet of Things, NB-IoT）成为万物互联网络的一个重要分支。NB-IoT构建于蜂窝网络，只消耗大约180kHz的带宽，可直接 ......
[Typescript] ts-toolbelt F.Narrow preserve the exactly data for function arguement
Example code: interface Fruit { name: string; price: number; } export const wrapFruit = <TFruits extends Fruit[]>(fruits: TFruits) => { const getFruit ......