freepeople性欧美熟妇, 色戒完整版无删减158分钟hd, 无码精品国产vα在线观看DVD, 丰满少妇伦精品无码专区在线观看,艾栗栗与纹身男宾馆3p50分钟,国产AV片在线观看,黑人与美女高潮,18岁女RAPPERDISSSUBS,国产手机在机看影片

正文內(nèi)容

通信公司室內(nèi)分布系統(tǒng)集中采購(gòu)技術(shù)規(guī)范書(shū)-wenkub

2023-05-04 00:46:19 本頁(yè)面
 

【正文】 ...........................................................................12 頻率誤差及頻率步進(jìn)值 ....................................................................................14 傳輸時(shí)延 ............................................................................................................15 輸入/輸出電壓駐波比 .......................................................................................16 噪聲系數(shù) ............................................................................................................17 帶外抑制 ............................................................................................................17 雜散輻射 ............................................................................................................18 波形質(zhì)量因數(shù) ....................................................................................................20 鄰信道功率比(ACPR) .................................................................................21 輸出互調(diào) ............................................................................................................22 互調(diào)衰減 ............................................................................................................23 整機(jī)效率 ............................................................................................................24 網(wǎng)管接口技術(shù)要求 ...........................................................................25 運(yùn)行環(huán)境要求 ...................................................................................25 室內(nèi)型干線放大器 ............................................................................................25 室外型干線放大器 ............................................................................................25 可靠性和可用性要求 .......................................................................25 電源和接地要求 ...............................................................................26 直流電源電壓要求 ............................................................................................26ii / 114 交流電源電壓要求 ............................................................................................26 電磁兼容能力 ...................................................................................26 安全要求 ...........................................................................................26 接地導(dǎo)體電阻和連接電阻 ................................................................................26 抗電強(qiáng)度 ............................................................................................................27 接觸電流 ............................................................................................................27 壽命要求 ...........................................................................................27 ...........................................................................................27 .......................................................................28 cdma2022 信號(hào)源配置 ......................................................................................28 測(cè)試模式 ............................................................................................................28 ................................................................29 合路器 ...............................................................................................29 合路器分類與定義 ............................................................................................29 合路器技術(shù)指標(biāo)要求 ........................................................................................29 測(cè)試方法 ............................................................................................................31 功分器 ...............................................................................................33 功分器分類與定義 ............................................................................................33 功分器技術(shù)指標(biāo)要求 ........................................................................................33 測(cè)試方法 ............................................................................................................33 耦合器 ...............................................................................................35 耦合器分類與定義 ............................................................................................35 耦合器技術(shù)指標(biāo)要求 ........................................................................................35 測(cè)試方法 ............................................................................................................36 電橋 ...................................................................................................39 電橋分類與定義 ................................................................................................39 電橋技術(shù)指標(biāo)要求 ............................................................................................39 測(cè)試方法 ............................................................................................................40 衰減器 ...............................................................................................44 衰減器分類與定義 ............................................................................................44 衰減器技術(shù)指標(biāo)要求 ........................................................................................44 測(cè)試方法 ............................................................................................................44 負(fù)載 ...................................................................................................47 負(fù)載分類與定義 ................................................................................................47 負(fù)載技術(shù)指標(biāo)要求 ............................................................................................47 測(cè)試方法 ............................................................................................................47 功率容量測(cè)試方法 ...........................................................................48 術(shù)語(yǔ)和定義 ...............................................................................................
點(diǎn)擊復(fù)制文檔內(nèi)容
公司管理相關(guān)推薦
文庫(kù)吧 www.dybbs8.com
備案圖片鄂ICP備17016276號(hào)-1