数字声音与生活涵江区实验小学蔡木丽小学综合实践活动信息技术课程阅读问题：•1.方便携带、传播的声音格式有哪些？•2.音质最好的音频格式有:（wav，cd音轨）？wav，cd音轨mp3，wma，rm，midi任务：1、各个小组确定一个主题，拟订计划，填写活动记录表。2、根据需要录制声音作品。3、根据需要的效果对数字声音进行编辑处理。要求成品时长不超过1分钟。4、小组长记录各组成员在操作过程中遇到的问题和解决问题的方法。探究活动记录卡•创意主题：•使用功能：•实现效果：•出现问题：•解决方法：09000018765432159004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds计时器0900098765432158004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds计时器0900088765432157004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds计时器0900078765432156004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds计时器0900068765432155004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds计时器0900058765432154004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds计时器0900048765432153004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds计时器0900038765432152004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds计时器0900028765432151004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds计时器0900018765432150004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds计时器
