In this paper, the control variables in the junior high school physics and electrical applications and some notes are discussed.
本文就控制变量法在初中物理电学中的应用及注意事项做一探讨。
In this paper, the control variables in the junior high school physics and electrical applications and some notes are discussed.
本文就控制变量法在初中物理电学中的应用及注意事项做一探讨。
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