In integrated technical teaching of shot, backsliding technique is important and complicated in the shot teaching.
铅球完整技术教学中，背向滑步技术是铅球投掷的重要而复杂的教学环节。
Through guidance teaching of the backsliding technique and by making good use of people's visual sense, correct sense of time, space and correct action position can be set up through exercises.
通过对背向滑步技术进行导引教学，利用人的视觉感应，通过练习，建立起正确的时间感、空间感，以及正确的动作定位。
Through guidance teaching of the backsliding technique and by making good use of people's visual sense, correct sense of time, space and correct action position can be set up through exercises.
通过对背向滑步技术进行导引教学，利用人的视觉感应，通过练习，建立起正确的时间感、空间感，以及正确的动作定位。
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