This essay attempts to research on the law, principle and excellence of sports teaching, guided by the systematic ideas, viewed from the theory of modern teaching.
以系统论为指导，从现代教学论的角度，对体育教学的规律、原则及最优化问题进行探讨。
Therefore, application of the systematic approach to the study of editorial theory is both a necessary trend to deepen the principle and an objective need to mature it.
系统方法应用于编辑学理论研究，既是学科深化的必然趋势，又是学科走向成熟的客观需要。
This paper describes the theory and methods for testing geophone group (geophone strings) on the basis of its structure and principle in a systematic way.
本文从检波器的结构及工作原理出发，系统地阐述了地震仪器中对检波器(串)的测试原理和测试方法。
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