词汇	the protective measure
释义	the protective measure 保障措施
随便看	Normal dispersion glasses normal displacement normal dissemination normal distance normal distance function normal distrbution normal distribute normal-distributed demand normal distributing normal distribution Normal Distribution and Statistical Application normal distribution curve normal distribution function normal distribution, Gauss distribution normal distribution graduation normal distributionlaw normal distribution law normal distribution method normal distribution of intelligence normal distribution of logarithm normal distribution of stand Normal distribution of ventilation normal distribution parameter normal distribution random variable normal distribution rate