Science
Junior High
ๆฅใใงใ๐ฆ
ใจใใซใฎใผๅคๆๅน็ใงใ
ใใๆนใๅใใใชใใฎใงๆใใฆไธใใ๐โโ๏ธ
ๅฃ16) ๆใใใ็ฝ็ฑ้ป็ใฎ40W ็ธๅฝใจๆธใใใLED้ป็ใฎๆถ่ฒป้ปๅใฏ5Wใงใใฃ
ใใใใฎLED้ป็ใฎใจใใซใฎใผๅคๆๅน็ใฏ,้ป็ใฎ็ดไฝๅใจ่ใใใใใใ
ๅฃ17 ๆใใใ็ฝ็ฑ้ป็ใฎ40W็ธๅฝใจๆธใใใLED้ป็ใฎๆถ่ฒป้ปๅใฏ5Wใงใใฃ
ใใใใฎLED้ป็ใจใจใใซใฎใผๅคๆๅน็ใ็ญใใ, ๆใใใ็ฝ็ฑ้ป็ใฎ 60W
็ธๅฝใฎLED ้ป็ใฎๆถ่ฒป้ปๅใฏไฝWใซใชใใใ
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