In the teaching and training of shot-putting skill a timely discovery and correction of wrong actions are of vital importance for beginners to learn to acquire correct skills.
在推铅球技术教学中，及时发现和纠正错误动作，对初学者学习掌握正确的技术是非常必要的。
Through the study and exploring for the teaching practice of chemical teaching methods and skill training, the methods and the principles of skill training are presented.
通过对化学教学法与技能训练课程教学实践的研究与探索，提出了化学教学技能训练的原则和方法。
The ability of expression by paragraph is one important skill of oral expression, and one of the purposes of spoken language teaching training.
成段表达能力是口头表达能力的一项重要技能，也是口语教学训练的目标之一。
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