何故定数を変更しなければならなかったのか？ そしてその定数が妥当なのか

Why had the constant change? And that constant is appropriate? The article is not. Before and or after changing the characteristics? Rather than stand on the specifications, measurement data is required. You could also take for something as the worst, products. First article or manufacturer just heard will do?

Did not need to change the why constant?
And whether the constant is reasonable?
There is no documentation. The before and after change, how property is to change? Not does not change the specifications, you must have the actual measurement data. The worst, as a commodity, something there even a possibility that should not have to take the correspondence. First I think was just listening to or manufacturer is above material?

Why did you have to change is constant? At the constant and reasonable? There is no part of the document. Well, before and after the change, how to change the characteristic? Specification change on the need of actual measured data. Well, the worst is even possible, you have to take some measures. Well first of all I would only be heard in the above article manufacturer? At