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食品词典中的关于significant figure的专业释义:

英文名称
中文名称
significant figure有效数字

参考词典中significant figure的常规释义:

基本释义
  • 有效数字
英英解释
  •  1个名词解释

    1. any digit of a number that is known with certainty; any digit of a number beginning with the leftmost non-zero digit and ending with the rightmost non-zero digit (or a zero considered to be the exact value)
      [同] significant digit, significant figure
      [例]
      • he calculated the answer to four significant figures
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