哪位大侠谁有JJG948-1999的标准啊

JJG948-1999 数字式电动振动试验系统检定规程

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JJG948-1999.part1 total4parts

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part2

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part3

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part4

谢谢!!!!!

:funk::funk::funk::'(:'(:'(:handshake:handshake:handshake

谢谢！！！！

十分感谢啊