่ถ ้ซ็ดๅใๅ จ้จไนใๆฌฒๅผตใใปใใใใใชใใงใใ
ไพใใฐใใใจใใงใ(ๆฏๆฅๆๅใง่ชฟๆด)
https://otonanokagaku.net/magazine/vol28/index.html
่ถ ้ซ็ดใชๆ่จใฏ่ชๅใงใงใใพใใ
https://www.gakken.jp/kagakusouken/spread/oedo/03/haiken2.html
่ถ ้ซ็ดๅใๅ จ้จไนใๆฌฒๅผตใใปใใใใใชใใงใใ
ๅฝๆใฎๆ่กใฎ็ฒใ้ใใฆไฝใฃใๆใๆตชๆผซใใใพใใใญ