You can specify the width and the number of significant digits as well.
您可以指定宽度和有效数字位数及。
The format chosen is the one which can present the greater number of significant digits.
具体选用何种格式表现则取决于究竟哪种格式能够保留更多的有效数字。
The exactness with which a number is specified; the number of significant digits with which a number is expressed.
一个讯息中的夏侬熵就是将此讯息编码所需的位元数目。
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