If the integrated area is less than half spherical surface, inversion will be unique.
如果进行积分的球面域小于半球面，反演将是唯一的。
The problem is solved when the numerical control spherical surface drill press is used.
采用数控球面钻床，很好地解决了这一问题。
Object - image distance formula of single spherical surface is derived through Times Compensation.
用时间补偿法推导了单一球面的物像距公式。
Object - image distance formula of single spherical surface is derived through Times Compensation.
用时间补偿法推导了单一球面的物像距公式。
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