According to the characteristics and geometrical relationship of involute coils, the writer derives the formula and obtains a method for calculating the involute coils.
根据渐伸线型线圈的特点和几何关系,推导出求解渐伸线条式线圈的计算公式和方法。
By analyzing the interaction of the locomotor charges and using simple geometrical relationship and the Coulombs law, we provide a new interpretation for the Ampere force law.
Based on limit equilibrium theory, a basic coordinate system and an auxiliary coordinate system are set up according to the size and geometrical relationship of slope.