I think there isn't any variation besides that the very first Seems more emphasized. But there is not any change in meaning.その最大の特長は、硬化時間が非常に早い事です。従来の補修材と比較して、マッハコンは驚異的な施工には特別な道具を必要とせず、手だけでも簡単に施工できるた�