久久国产欧美日韩精品,日韩国产精品久久久久久亚洲,99视频精品全部免费免费,91精品国产综合久久走光

過氯酸肼和過氯酸鋰形成兩種低共熔物.Hydrazine perchlorate and lithium perchlorate form two eutectics.由于實驗誤差,低共熔暫停的溫度輕微變化,忽上忽下.Because of experimental errors the temperature of the eutectic halt varies slightly from run to run.那是低共熔混合物.A e...

“低共熔”的英語可以翻譯為：eutectic，eutecticevaporate ...