Theory of Journalism, is a subject that studies human's news communication, media cause and their principles.

新闻理论是研究人类新闻传播现象、新闻传播事业及其规律的一门科学。

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All sorts of extracting technology of gold and their principles and main influencing factors are briefly introduced in this paper.

介绍了各种提取金的方法，并对各种方法的原理和主要影响因素作了简单介绍。

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Ways to increase precision, such as arithmetical mean and implant control point, were studied and their principles and characters were analyzed and discussed.

研究了算术平均值法、加入控制点法等多种提高精度的方法，分析和讨论了其原理和特点。

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We're going to keep using the things that exist in space, virtual or not, and the things that unfold in time in their relationship with each other as we continue to try to understand these basic principles which shape so much of subsequent literary theory. Thank you.

我们将继续解释事物的存在，无论它们是否可见，我们会学习语言在一段时间里的关系,随着我们继续学习这些基本的概念,我们会进一步理解文学理论，谢谢。

耶鲁公开课 - 文学理论导论课程节选

They had made themselves party to a victory and lived by their principles, especially those of solidarity and mutual aid.

NPR: Excerpt: 'Estrellas y Rascacielos'

Opposition forces will line up according to their self-interest, and StudentsFirst will be challenged to hold tight to their principles and objectives.

FORBES: The Age of Disruption

Not least of these is how cyber operations across national borders are dealt with by the laws of armed conflict and their reliance on principles such as proportionality, neutrality, distinction between combatants and non-combatants, and military necessity.

FORBES: Cyber Command Appointment Offers More Questions Than Answers