The key factor that controls aluminum hydrolyzing is activity of the aluminum powder.金属铝粉活性是制约单质铝发生水解反应的关键因素.The Paper mainly studies on hydrolyzing of lactose in milk at the low temperature.主要探讨了鲜牛乳中乳糖的低温水解.Methods � � ...
She's an insomniac; she only sleeps for two or three hours a night.她患失眠症, 每晚只睡两三个小时.The insomniac is habitually afflicted with wakefulness at times when he wishes to sleep.失眠症患者,这种病人在他想睡觉时经常特别清醒....