The results show that the underlying distribution of trait anxiety is discrete; there are subtypes in trait anxiety with some characters.
结果表明：特质焦虑的潜在分布是离散的；特质焦虑存在特征明确的子类型。
Grain shapes were in normal distribution, which characterized the trait of quantitative inheritance.
米形呈现正态分布的数量性状遗传特点。
Objective to study the trait of intra-stress distribution of lumbar unit during the hang upside down and rotatory manipulation.
目的了解进行倒悬旋转手法时腰椎各结构的应力分布和变化的特点。
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