不同研究所涉及香烟的物理特性的平均数和标准差。
Mean (SD) of physical characteristics of cigarettes from different studies.
是将原始分数转换后的分数，可说明原始分数距离算数平均数一个标准差单位是多少。
A transformed score in where the original score is expressed as the distance from the mean in standard deviation units.
本研究试图通过计算平均数和标准差探究部分中国英语专业大学生词汇学习观念和策略的总体使用情况；
The present study attempts to explore the overall pattern of English vocabulary learning beliefs and strategies adopted by some Chinese English majors.
本研究试图通过计算平均数和标准差探究部分中国英语专业大学生词汇学习观念和策略的总体使用情况；
The present study attempts to explore the overall pattern of English vocabulary learning beliefs and strategies adopted by some Chinese English majors.
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