Balloon delivery of application method is simple to learn, the use of safety, it must be to go through formal training, the study of theory and practice of teaching, can we correctly grasp.

气囊助产施术方法简便易学，使用安全，但必须要经过正规的培训，进行理论学习与示教实习，才能正确掌握。

youdao

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。

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Based on practice base's teaching and training of our school, this paper gives beneficial exploration on the content, process and method of the electronic technic training.

结合河北工程大学电气与信息工程学院实习实训基地的教学、训练实践，对电子工艺训练的内容、实施过程及方法进行了有益的探索。

youdao

Much of what the government can do would not cost much: for example, passing laws to promote stability in teachers' careers and improve training standards, and encouraging and disseminating good practice, whether in teaching methods or school management.

ECONOMIST: Start at the beginning