JJF1301-2011 抗折试验机型式评价大纲 2011-07-28 2011-10-28 JJF1302-2011 光学经纬仪型式评价大纲 2011-07-28 2011-10-28 JJF1303-2011 雾度计校准规范 2011-07-28 2011-10-28 JJF1304-2011 量块比较仪校准规范 2011-...
焦度计(-25m-1)~(+25m-1)[-5,0) (0,+5]m-1时, U=0.02m-1;[-10,-5) (+5,+10]m-1时, U=0.03m-1;[-15,-10) (+10,+15]m-1时; U=0.04m-1;[-20,-15) (+15,+20]m-1时; U=0.06m-1;(-∞,-20)( +20,+∞)m-1时 U=0.06m-1《焦度计型式评价大纲》JJF1292...
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