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ÇóÎÊÏà¶Ô±ê×¼²»È·¶¨¶ÈµÄ¼ÆËãThe relative standard uncertainty
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ÍøÉϲ鵽µÄ¶¨ÒåÈçÏ The standard uncertainty u(y) of a measurement result y is the estimated standard deviation of y. The relative standard uncertainty ur(y) of a measurement result y is defined by ur(y) = u(y)/|y|, where y is not equal to 0. ±ê×¼²»È·¶¨¶ÈÊDZê׼ƫ²î£¬Ïà¶Ô±ê×¼²»È·¶¨¶ÈÊDZê×¼²»È·¶¨¶È/²â¶¨Öµ£¬¹ú±êÉÏÒ²ÊÇÕâÑùдµÄ£º±ê×¼²»È·¶¨¶È³ýÒÔ±»²âÁ¿Ö®Öµ»ò²Î¿¼ÖµËùµÃµÄÉÌ¡£ ÓÐÈçÏÂÒÉÎÊ£ºÆß´Î²âÁ¿¿ÉµÃµ½Ò»¸öƽ¾ùÖµ£¬ÄÇôÔÚËãThe relative standard uncertaintyʱ£¬²â¶¨ÖµÊǰ´¾ùÖµÀ´ËãÂ𣿻¹ÊÇÔõôË㣿¿´µ½ÎÄÏ×¾ÍÒ»¸öThe relative standard uncertaintyµÄÊýÖµ£¬²»ÖªµÀÔõôËã³ö£¬Çó¸ßÈ˴ͽ̡£ 1 1.73 2 1.66 3 1.72 4 1.71 5 1.64 6 1.74 7 1.70 |
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