Modification as a change to something.
A specific adjustment made to a system or process.
परिवर्तन
English Usage: The schuler modification improved the design of the product.
Hindi Usage: शुलर परिवर्तन ने उत्पाद की डिजाइन को बेहतर बनाया।
An amendment for improvement.
संशोधन
English Usage: The schuler modification was critical for the success of the project.
Hindi Usage: शुलर संशोधन परियोजना की सफलता के लिए महत्वपूर्ण था।