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電梯無(wú)線(xiàn)對(duì)講與電梯有線(xiàn)對(duì)講的區(qū)別

擴(kuò)容性　　? 有線(xiàn)對(duì)講：擴(kuò)容小，預(yù)留端口不夠，后續(xù)增加電梯時(shí)要更換主機(jī)或重新布線(xiàn)，工程...

2018-11-29

正確理解電梯緊急報(bào)警的“五方通話(huà)”

? ? ? ?從事電梯安裝施工過(guò)程的朋友都知道，乘客電梯和載貨電梯緊急報(bào)警要有“五方通話(huà)”，其實(shí)這僅是業(yè)內(nèi)施工朋友的大...

2018-11-29

數(shù)字無(wú)線(xiàn)對(duì)講與數(shù)控?zé)o線(xiàn)電梯對(duì)講及FM調(diào)頻對(duì)講的區(qū)...

市場(chǎng)上無(wú)線(xiàn)對(duì)講分為四種：1、GSM電梯無(wú)線(xiàn)對(duì)講2、FM電梯無(wú)線(xiàn)對(duì)講3、FM數(shù)控電梯無(wú)線(xiàn)對(duì)講4、數(shù)字型電梯無(wú)線(xiàn)對(duì)講，...

2018-11-29

簡(jiǎn)析電梯五方通話(huà)距離及其制約因素

在無(wú)線(xiàn)通信專(zhuān)業(yè)里，一般不說(shuō)“距離”這個(gè)概念，因?yàn)槌滩ㄍㄐ艦橐暰€(xiàn)傳播，信號(hào)受建筑物、丘陵、樹(shù)林、電磁場(chǎng)等阻擋和干擾...

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電梯五方通話(huà)是不是強(qiáng)制性的文件

法規(guī)和標(biāo)準(zhǔn)上寫(xiě)得比較原則，而采用五方通話(huà)是滿(mǎn)足這些法規(guī)和標(biāo)準(zhǔn)的比較簡(jiǎn)明的方法。現(xiàn)在提供一些法規(guī)和標(biāo)準(zhǔn)...

2018-11-29

電梯五方對(duì)講系統(tǒng)安裝的必要性

《電梯監(jiān)督檢驗(yàn)和定期檢驗(yàn)規(guī)則-曳引與強(qiáng)制驅(qū)動(dòng)電梯》規(guī)定:從2010年4月1日起實(shí)施新檢規(guī)第4.8款第2條:緊急報(bào)警...

2018-11-29

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基本文件流程錯(cuò)誤 SQL 調(diào)試

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[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 130 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 130 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 130 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 130 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 130 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 130 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 125 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 130 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 131 行.
[8] Use of undefined constant pid - assumed 'pid' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 166 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.
[8] Use of undefined constant id - assumed 'id' E:\web\2718\App\Runtime\Cache\Home\26a773dcc2f402b31ce327cc1a240129.php 第 307 行.

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電梯無(wú)線(xiàn)對(duì)講與電梯有線(xiàn)對(duì)講的區(qū)別

正確理解電梯緊急報(bào)警的“五方通話(huà)”

數(shù)字無(wú)線(xiàn)對(duì)講與數(shù)控?zé)o線(xiàn)電梯對(duì)講及FM調(diào)頻對(duì)講的區(qū)...

簡(jiǎn)析電梯五方通話(huà)距離及其制約因素

電梯五方通話(huà)是不是強(qiáng)制性的文件

電梯五方對(duì)講系統(tǒng)安裝的必要性

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