text 发表于 2014-6-21 16:13:17

JJG (航天) 1-1999 YB-251A型0.16级精密压力表检定规程

JJG (航天) 1-1999 YB-251A型0.16级精密压力表检定规程
verification regulation for accurate pressure gauge
代替标准：JJG (航天) 1-1987
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