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significant figures的英文翻译是什么意思，词典释义与在线翻译：
英英释义
名词 significant figure:
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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)
significant figures的用法和样例：
例句
- Rules for determining significant figures in reading are given below.
有效数字的读取规则。 - The number of significant digits displayed in floating point numbers.
浮点数中显示有效数字的位数。
