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.
电学作为物理学的一大分支，在初中物理教材中是十分重要的一部分，电学是初中物理的重点。
Electricity as a major branch of physics, physics textbooks in junior high school is very important part of electricity is the focus of junior physics.
电学作为物理学的一大分支，在初中物理教材中是十分重要的一部分，电学是初中物理的重点。
Electricity as a major branch of physics, physics textbooks in junior high school is very important part of electricity is the focus of junior physics.
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