作者承认，本研究的局限性在于取样不足、掌握师生对教材的反馈意见不够充分；
The author admits that the limitation in this study is insufficient feedback of material application from secondary vocational school teachers and students;
群体遗传学分析结果表明，取样种群由于杂合子不足造成种群偏离哈迪·温伯格平衡。
The analysis results by GENEPOP software showed that the hypothesis of Hardy Weinberg equilibrium was rejected.
针对序贯概率比检验（SPRT）无法控制抽取样本量等不足之处，提出了一种改进的抽样检验方法——序贯网图检验。
This paper proposed a new sampling plan, the sequential mesh test, in order to overcome the disadvantages of the widely used Sequential Probability Ratio Test (SPRT).
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