GB/T 13158-1991 Standard PDF file download ; GB/T 13158-1991 Standard english preview version download

GB Standard Code	GB/T 13158-1991
Standard Category	China National Standards
GB Standard English Title	Compatibility test procedures of clock and synchronization equipment of digital switch introducedinto digital network
GB Standard Chinese Title	数字交换机的时钟和同步设备进入数字网的兼容性测试方法
Chinese Version Price	$15 USD per 50 pages
English Translation Price	About $15 per 1 page; Inquire us for detail price

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