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  •  China "spherically" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 32522-2016 Acoustics—Electroacoustic characteristics and measurements of spherically focusing ultrasonic transducers
    声学 压电球面聚焦超声换能器的电声特性及其测量
    China National Standards
    spherically

    English PDF
    GB/T 28721-2012 Cathodic protection of reinforcing steel in atmospherically exposed concrete structures
    大气环境混凝土中钢筋的阴极保护
    China National Standards
    spherically

    English PDF
    GB/T 18311.16-2007 Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-16: Examinations and measurements - Endface radius of spherically polished ferrules
    纤维光学互连器件和无源器件 基本试验和测量程序 第3-16部分:检查和测量 球面抛光套管端面半径
    China National Standards
    spherically

    English PDF

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