Although, in principle, it is intended that all of the isocyanate functionality of the polyisocyanate be reacted, it should be understood that 100 percent complete reaction cannot always be attained.是什么意思_Although, in principle, it is intended that all of the isocyanate functionality of the polyisocyanate be reacted, it should be understood that 100 percent complete reaction cannot always be attained.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句