itch</span><span style="font-family: 宋体; color: black;">)用一秒钟的振动数来表示。频率次数多者音高,频率次数少者音低。将每秒振动</span><span lang="EN-US" style="color: black;">440</span><span style="font-family: 宋体; color: black;">次的声音定为</span><span lang="EN-US" style="color: black;">“a”</span><span style="font-family: 宋体; color: black;">,是目前国际通用的标准音。绝对音</span><span style="color: black;"> </span><span style="font-family: 宋体; color: black;">高(</span><span lang="EN-US" style="color: black;">Absolutepitch</span><span style="font-family: 宋体; color: black;">)、固定音高</span><span lang="EN-US" style="color: black;">(perfect pitch) </span><span style="font-family: 宋体; color: black;">的能力通常指在没有基准音的提示下,听到某个频率的音高就能说出是什么音,能分辨音程和和弦的能力。</span><span style="color: black;"></span>| 欢迎光临 祝孩子们天天健康快乐! (http://www.xetjy.com/) | Powered by Discuz! X3.2 |