通过教学实践,笔者发现原地双手头上掷实心球技术动作要求很高,要求学生充分理解动作的技术特点并采用有效的练习方法。一、原地双手头上掷实心球技术(一)握球、持球双手五指自然分开,两手的食指、中指、无名指和小指放在球的两侧将球夹持,两大 Through teaching practice, I found that solid hands on the ground throwing hands in the hands of the technical requirements are high, requiring students to fully understand the technical characteristics of the action and the use of effective practice methods. First, in-situ hands throwing solid ball technology (a) hold the ball, the ball hands Five fingers naturally separated hands with the index finger, middle finger, ring finger and little finger placed on both sides of the ball holding the ball, two