1.Mainly uaed ad absorbent,refrigerant,dehydrochlorinating agent,organic fibre sweller and Catalyst & sedative in medical line.
简介: 用作吸收或制冷剂.氯氢脱除剂..有机纤维胀剂.医药上用作催和镇静剂。
2.Tuovinen and Sweller (1999) showed that exploration practice caused a much larger cognitive load and led to poorer learning than worked-examples practice.