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GB/T 12276-1990
Fixed resistors for use in electronic equipment--Part 7:Sectional specification--Fixed resistor
network
s in which not all resistors are individually measurable
电子设备用固定电阻器 第七部分:分规范 各电阻器不可单独测量的固定电阻网络 (可供认证用)
GB/T 12171-1990
Specification for TDM/FDM 60-channeltransmultiplexing equipments used in the telecommunication
network
TDM/FDM 60路复用转换设备进网要求
GB 12048-1989
Requirements for clock and synchronization equipment used in the digital
network
数字网内时钟和同步设备的进网要求
GB/T 11820-1989
The requirements for urban optical fiber cable systems joined to national public telecommunication
network
市内光缆通信系统进网要求
QB/T 3534-1999
(Dry with paper woven polyester single
network
)
造纸用聚酯单织干网
GB/T 1526-1989
Information processing--Documentation symbols and conventionsfor data， program and system flowcharts， program
network
charts and system resources charts
信息处理 数据流程图、程序流程图、系统流程图、程序网络图和系统资源图的文件编制符号及约定
GB/T 11299.6-1989
Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section one:General--Section two:Antenna(inculuding feed
network
)
卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第一节:概述 第二节:天线(包括馈源网络)
TB/T 2088-1989
(Railway switched telephone
network
transmission attenuation)
GB/T 9541-1988
2400 bits per second duplex modem using the echo cancellation technique standardized for use on the general switched telephone
network
and on point-to-point 2 wire leased telephone-type-circuits
在普通电话交换网和点对点二线租用电话型电路上使用标准化的回波抵消技术的2400比特/ 秒双工调制解调器
JJG(SJ)09004-1988
(AV3611 automatic pilot scalar
network
analyzer test procedures)
JJG(SJ)09003-1988
(560A scalar
network
analyzer test procedures Trial)
GB/T 7625-1987
2400/1200 bits per second modem standardized for use in the general switched telephone
network
在电话自动交换网上使用的标准化 2400/1200比特/秒调制解调器
GB/T 7623-1987
Automatic answering equipment and/or parallel automatic calling equipment on the general switched telephone
network
， including procedures for bling of echo control devices for both manually and automatically established calls
在电话自动交换网上的自动应答设备和(或)并行自动呼叫设备， 包括人工和自动建立呼叫时使回波控制装置停止工作的规程
GB/T 7622-1987
600/1200 bauds modem standardized for use in the general switched telephone
network
在电话自动交换网上使用的标准化600/1200波特调制解调器
GB/T 7621-1987
1200 bits per second duplex modem standardized for use in the general switched telephone
network
and on point-to-point 2-wire leased telephonecircuits
在电话自动交换网和点对点二线租用电话型电路上使用的标准化的1200比特/秒双工调制解调器
GB/T 7620-1987
300 bits per second duplex modem standardized for use in the general switched telephone
network
在电话自动交换网上使用的标准化300比特/秒全双工调制解调器
GB/T 7340-1987
Fixed resistors for use in electronic equipment--Part 6:Blank detail specification--Fixed resistor
network
s with individually measurable resistor of either different resistance values or different rated dissipations--Assessment level E
电子设备用固定电阻器 第六部分:空白详细规范 阻值和功耗不同， 各电阻器可单独测量的固定电阻网络 评定水平 E (可供认证用)
GB/T 7339-1987
Fixed resistors for use in electronic equipment--Part 6:Blank detail specification--Fixed resistor
network
s with individually measurable resistors， all of equal value and equal dissipation--Assessment level E
电子设备用固定电阻器 第六部分:空白详细规范 阻值和功耗相同， 各电阻器可单独测量的固定电阻网络 评定水平 E (可供认证用)
GB 6280-1986
Capacity series and frequency channels arrangement in 25 to 1000 MHz land mobile telecommunication
network
25～1000 MHz陆地移动通信网的容量系列及频道配置
GB/T 6282-1986
Interface parameters of the 25 to 1000MHz land mobile telecommunication
network
connecting to public telecommunication network through subscriber lines
25～1000 MHz陆地移动通信网通过用户线接入公用通信网的接口参数
GB/T 5442-1985
The test methods for the technical specifications of inband pulsing single frequency line signalling system for automatic telephone switching
network
电话自动交换网带内单频脉冲线路信号技术指标测试方法
GB/T 5444-1985
The test methods for the technical specifications of subscriber line signalling for automatic telephone switching
network
电话自动交换网用户信号技术指标测试方法
GB/T 5443-1985
The test methods for the technical specifications of ringing and tone for automatic telephone switching
network
电话自动交换网铃流和信号音技术指标测试方法
GB/T 3971.3-1983
The test methods for the technical specifications of multi-frequency register signalling for telephone auto-matic switching
network
电话自动交换网多频记发器信号技术指标测试方法
GB 3971.2-1983
Interoffice junction digital line signalling system for telephone automatic switching
network
电话自动交换网局间中继数字型线路信号方式
GB/T 3660-1983
Unified weighting
network
for measuring video continuous random noise
测量视频连续随机杂波用的统一加权网络
GB 3380-1982
Ringing and tone for telephone automatic switching
network
电话自动交换网铃流和信号音
GB 3378-1982
Subscriber line signalling system for telephone automatic switching
network
电话自动交换网用户信号方式
GB 3377-1982
Multifrequency register signalling system for telephone automatic switching
network
电话自动交换网多频记发器信号方式
GB 3376-1982
Inband pulsing single frequencyline signalling system for telephone automatic switching
network
电话自动交换网带内单频脉冲线路信号方式
GB/T 2789-1981
Technical requirements for
network
interface for the analogue microwave relay communication systems
模拟微波接力通信系统网路接口基本技术要求
GB 2017-1980
Covering technique of the medium-wave broadcasting
network
中波广播网覆盖技术
GB 2017-1980
Covering technique of the medium-wave broadcasting
network
中波广播网覆盖技术
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