significant figure
英
美
- n.有效数；有效数字
详细释义
Noun:
-
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);
"he calculated the answer to four significant figures"
双语例句
- 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。
用作名词 (n.)
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