• 1. teaching projection: 教学投影灯
• 2. projection teaching: 投影教学
• 3. On Projection Teaching: 浅谈投影教学

更多释义

• 1.This can be considered as a typical example of integrating theory with practice in the projection geometry teaching.
  此内容可以作为射影几何教学中理论联系实际的典型例题。
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• 2.Making transmission projection experimental realia of Ohmmeter is convenient for teaching Ohm-meter measurement principle with the aid of projector.
  制作欧姆表透射投影教具，可便于结合投影仪进行欧姆表测量原理的教学。
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• 3.Projection Ammeter, J01460, is suitable for middle schools and polytechnic schools to measure current intensity in the DC circuit in teaching demonstration or experiment with the projector.
  J01460投影电流表适用于普通中学、中专配合投影仪在进行教学演示或实验时测量直流电路中的电流强度。
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