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本刊执行GB 3100~3102-1993《量和单位》中有关量、单位和符号的规定及其书写规则,要求文稿中所有计量单位应严格使用法定计量单位。特别需要提请作者注意的是:(1)单位名称与单位符号不可混用。(2)组合单位符号中表示相除的斜线多于1条时应采用负数幂的形式表示,如ng/kg/min应采用ng·kg-1·min-1或ng/(kg·min)的形式,不宜采用ng/kg-1·min-1的形式。(3)应尽可能使用单位符号,也可以与非物理单位(如:人、次、台等)的汉字构成组合形式的单位,如:次/min。在叙述中应先列出法定计量单位数值,括号内写旧制单位数值。(4)如果同一计量单位反复出现,可在首次出现
This issue of the implementation of GB 3100 ~ 3102-1993 “volume and unit” in the relevant volume, units and symbols and writing rules require that all units of measurement should be strictly used statutory units of measurement. In particular, need to draw the author’s attention is: (1) unit name and unit symbols can not be mixed. (2) Where there are more than one slash representing the division in the unit symbol, the negative sign shall be used. For example, ng / kg / min should be ng · kg-1 · min-1 or ng / (kg · min ) Form, not in the form of ng / kg-1 · min-1. (3) unit symbols should be used whenever possible, or units of Chinese characters in non-physical units (eg, people, times, stations, etc.), such as times / min. In the narrative, the legal unit of measurement should be listed first, and the value of the old unit in brackets. (4) If the same unit of measurement is repeated, it may appear for the first time