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Test method of viterous and porcelain enamels—Part 5:Determination of thickness by electromagnetic method
全国搪玻璃设备标准化技术委员会(SAC/TC 72)
GB/T 7991的本部分规定了磁性基体上的搪玻璃层厚度的测量方法。
本部分适用于磁性基体搪玻璃设备搪玻璃层厚度的测量。
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