想请位高手帮我翻译一下这篇摘要，我进行在线翻译发现好多都不对，请帮忙，不要灌水

Summary
Because people's safety to the life and the work environment requests of raise continuously, the safety of building guards against the importance of system more and more outstanding.Among them, the video frequency supervision system keeps a view, convenience, information contents to enrich with it of the characteristics is more and more valued by people, making it become a safety to guard against system of the importance constitute part.The video frequency supervision system is mainly controled a station by lord, being controled station and head equipments to constitute, this text designed 1 kind a single slice the video frequency of the machine to supervise and control the lord of system to control to stand according to the 80 C51s, discussing a video frequency to supervise and control system lord control to stand of work principle and design a method.
This text first to that system involve of some foundation theorieses carried on analysis, introduced the total design way of thinking of system and concrete soft hardware design a work after the other party case carry on more certain, while introducing the hardware of system, main to hardware of importance constitute parts of keyboards to scan, single slice the string of the machine correspondence and single slice machine in the middle of delivering of anti- interference design etc. carried on a discussion.There is hardware,such as light, in the design of anti- interference to give or get an electric shock insulation machine, the software has a keyboard to postpone tremble etc..This text in consideration of the sex price ratio adopted 8155 Be I/O the data expand a people chip to satisfy system of demand.
The last part in text carried on summary to also supervise and control to the video frequency of future to this design of the development carried on an outlook.
Keyword:Video frequency supervision;Single slice machine;The RS485 negotiates;The string corresponds by letter.小要忘了加分哦