英语作文:物联网的利与弊

物联网0163

英语作文:物联网的利与弊,第1张

With the development of the science and technology,the computer has been becoing the necessity for people in the 21st CenturyFollowing,network is of close link with our life,bringing us incomparable convenience on our life and work

Through the network,we can search for useful datas and get to know the current eventsWhen you play computer games after a long-time work,it can relieve your pressure and make you feel relaxedBesides,playing online games is not all bad,for it can fulfil students' entertaining requests as well as practise their response ability

However,there still exists some disadvantages in the networkThe radiation from the computer will do harm to people's health if you keep on watching the computer for a long timeAnd short sight may caused by it for your eyes stay tenseAt present,there are too many games on the Internet,but some of them are not of good quality even contain some unhealthy content like violence and so onDuo to the lack of recognizing society and self-protection awareness,some students get addicted in the games and online dating

502BadGateway是指错误网关,无效网关,在互联网中表示一种网络错误。网络连接超时,我们向服务器器发送请求,由于服务器当前链接太多,导致服务器方面无法给于正常的响应,产生此类报错 。多次刷新即可。如果依旧出现502BadGateway,那便是服务器的问题,请耐心等待。

扩展资料:

一般出现了这个问题是由于不良的IP之间的沟通后端计算机,包括您可能尝试访问的在Web服务器上的网站。在分析这个问题,您应该先完全清除浏览器缓存。

如果您上网时在您尝试访问的所有网站上都看这个问题,就有两种可能

(1)你的ISP出了重大设备故障/过载,

(2)有问题的内部互联网连接如您的防火墙无法正常运作。

在第一种情况下,只有您的ISP可以帮助您。在第二种情况下,就需您自己解决任何阻止您进入互联网的问题。 如果您只有在部分尝试访问的网站中出现此问题,那就很可能是一个问题,即这些网站之一,其设备故障或超载。你赶紧联系网站的管理员。

CheckUpDown

在网络上使用代理和缓存增加。我们CheckUpDown机器将总是试图连接到的真正的计算机主机,实际上就是您访问的网站,但是我们并不能完全控制,我们的>

资料链接:百度百科-502 bad gateway

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