Using the principal component analysis method, this paper analyzes a part of the sample data from the "Classroom Teaching Quality Evaluation System" of Shanghai Maritime University.
利用主成分分析法，对上海海运学院“教师课堂教学质量评价指标体系”的部分样本数据进行统计分析。
After the satellites communication modes being studied, the International Maritime satellite system is selected as the audio-video data transmission system.
论文通过对卫星通信方式的研究，选定国际海事卫星作为系统的卫星接入方式。
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