【正文】 s: open the alarm light ( including infr ared lam p) , int eract ive audio and video matr ix contr oler , swit ch on t he alar m camera on t he spot , mat rix cont roler TV series of contr ol: monit or displays an im age, video footage, m ultimedia cont roler aut omat ic or human . . t he three guar antees per iod warr anty 1, war ranty 1) ser vice per iod f rom dat e of accept ance of engineering, a 1year warr ant y, war ranty processing is plet ed wit hin t he r esponse tim e is 48 hours. 2) service wit hin t he warranty period, we all accessor ies uncondit ional war rant y for all equipm ent and r eplacement, all par t s f or all equipment ( including all m achine par ts) maint enance and part s are f ree and pr ovide on sit e cleaning, t est equipment ser vices. During t he warr ant y period, alequipm ent repair and maintenance services for on sit e ser vices, t he r esulting f ees are waived. Fr ee f or system expansion, upgrade related technical suppor t services. 3) system warr ant y contact infor mat ion to pr ovide users wit h fr ee t echnical advice, det ailed answer t o any problem in t he system, to ask, answers wil c ome det ail. I n t he users if unable t o solve the problems by t hemselves, dir ectly by t elephone, f ax, I nter, lett er , such as gett ing in t ouch wit h my pany (which calls f or 24hour ser vice), we wil r espond wit hin 4 hour s, consult at ion wit h users to solve t he pr oblem. 2, ser vice r esponse t imes, we are mit ed t o the warr ant y period on t he oper ation of t he syst em on a r egular basis carr y out pr ehensive inspect ions, f ound t hat the problem solving on the spot ,2 死區(qū)時間控制電路的設(shè)計 18 液晶顯示電路的設(shè)計 19 20 測試使用的儀器 25 附錄 2 主要元器件清單 39 1. 系統(tǒng)設(shè)計 設(shè)計要求 制作 車載通信設(shè)備用 單相正弦波逆變電源 ，輸入單路 12V 直流，輸出 220V/50Hz。 總體設(shè)計方案 設(shè)計思路 題目要求設(shè)計一個 車載通信設(shè)備用 單相正弦波逆變電源 ，輸出電壓波形為正弦波。 方案論證與比較 synchronous backup sof t ware does not r espond t o t he r est of t he dat a t o be m odif ied. I n or der t o ensur e m axim um server except ion, saving som e data, synchronization of r eal tim e backup soft war e should have high, t hat delay does not exceed 1 minut e. Of f sit e backups t hat m ust be suppor ted acr oss wor k segm ents. I n accor dance wit h t he above r equir em ents f or developm ent our dedicat ed backup soft ware. Af ter developm ent , wing t hat opened in salt on high speed t est r esult s m eet t he design r equir em ent sWit h t he passing of t ime, it is pr eparing sour ce Huan of Hubei ndustrial investm ent pany lim it ed f act or y close t o t he planni g of t he day looks like, planni g human ideals gr adually int o an enti y, spread out bef or e us. Securit y plan ent er s t he deployed St at e. Af t er list ening t o your business obj ective f or t he leaders of securit y, I quickly people wit h loyalt y t o t he cause of s ecurit y, as well as pr evious securit y experience, bined wit h peer pioneers of success stories or exper iences. Bor der securit y on your business ideas and suggest ions t o m ake as f olows: 1. 1 af ter caref ul analysi of a blueprint of t he ent erprise, t aking int o account your enter prise f act or y boundary: x r ectangular sit e. 1. 2 scope f or such dachangqu, I r em end t he solid bor der securit y deployment , f or a r ange of r easons, whet her we use inf r ar ed r adiat ion, elect r onic f ences, alarm had done t her e, wher e t he r esponse. Because t he f act ory could not spend a gr eat deal of m anpower cost o post hr ee steps, f ive steps and a whist le. As we all know, under t he cur ent f orm of hum an r esources costs m uch igher t han t he cost of all scientif ic and t echnological input . I n or der t o bett er achieve t he goal of planner s, as well as f or Active solid bor der defense wor k. We r em end t hat you se inf rared r adiation or linkage of electr onic f ences wit h video securit y deployment t o achieve securit y goals . 1. 3 in accordance wit h t he device on t he wall of t he pound pr operties and parameters t o a r easonable plan t o install t he inf rared r adiat ion equipm ent or f ences and electr onic equipm ent as well as video surveilance equipm ent, t he specif ic needs of t he equipm ent and m aterials quant ites we wil det ail at er. 1. 4 t he pr ogr amme according t o your pany39。 design has t he scient if ict y, r easonabilt y and operabilt y. I ts has f ol wing pr inciples: 2. 1, and advanced and applicabilt y used cur ently m ost advanced of sof t, and hardware and t he wor k t echnol gy, er rors r at e low, patible sex st r ong, upgr ade easy, used module t ype str uct ur e, expansion convenient, no r epeat const ruct ion i vestment, syst em of t echnol gy per form ance and qualit y index should r eached int er nat ional eading level。s envir onmental needs, and engagement f unctions t o est ablish t he pr oj ect boundary securit y alarm syst em, in a Wor d, this boundary is a project of t he secur it y alar m system is highly aut omat ed and efficient hospit alit y for a f or table, convenient, and highly secur e envir onment. Five, scheme design based on design principles, design specifcations and according to int ernat ional and domestic st andar ds, and in accordance wit h user needs, as well as drawings and r elated infor mat ion provided by, and j oining t he pr oj ect