non-zero spin quantum number 非零自旋量子数
non zero number
非零数
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Rounding a number to a particular (non-zero) number of decimal places.
将数字四舍五入到某个小数位数(不能是零)。
youdao
It's banned, so the number of non-compliant samples should be zero.
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