Page 6 - Vol.48

Tech
Notes
׭೛஠Н

ℋ墾 䖃懘夓娴㘊㴦䄋䖃懘剘巖䵥㲅㹈⑙ṷ❹ṑ⯫䛕㻼⻷剘⤤
⋬㣮὇Ṝ恫悟⃽⍧⋢熂❹⃽⍧⋢䛕ᾭ䕹Ṝ熂䛍䕰䖃懘夓娴␞
䑏Ἓ䕳㱼㱴ῗ㻡 ❧ 巖悟 ἶ⍧䡄䈔㗪䄋⡋䥟 > @ 熂
㈚ⓝṑ㱸⍧䤄䛕寛㐬␞㈚熂䕰㉡㱼ⓝờ㱸⍧䤄熂恪㚀ṑ⁜⥫
ῗ刻⥺䆇㱴戞㗅˚ ῗ刻懘梯戞㗅熂 ῗ刻䅷䉡
䶕≗˚⥫␞㈚䛕㱴❋⃽⍧␞㈚䵌䷂熂戞㗅␞㈚䕰㉡䛕㱼㱴ⓝ
䆵㱴熂ᾗ䕰䕳悟䩜Ṿ䅲㴦惐↞⋀䕳䊺 ờ㱸⍧䤄 ㏣剄⥸㱴
ờ㱸⍧䤄熂⇞䷤悟寛⤤⒉暕㴦 36$ ⱘ⇇≗朳熂㝑䶓⿨⊁欩䵥
Ṿ恱㉡㻼⯵㖙㈚熂偝ᾟ䤄㏣䛕杌娴䕳㱼㘊⽠№⎱䵕 ˛
⻷㱼㱴熂␞㈚㘊䩜⽠⧓Ṝ˛
ữ㟂㱴欥䄋⑁䪞Ṛ⥸%XON *DVῬ㈚▗ẜṑ熂䜿⊞Ẍ姒Ῥ㈚
) 3 㱼㱴⏰䊺㗪熂⇇⯚⎨⼱⎑㘍 ⻅ 㝙 㘶㮴⽠ &+ 3 2+ Lj &2 + 2
▰䕹㲅杌娴奎䩜䕳㱼婾⃪熂⇇㉡┒㱼㱴䵥⻷悥 熂
+ 2 2 &2 Lj &2 2 + 2
ṥ䷤悟䵥⍧⿝⑀㽐帄⎛ⱟ欥䕳㦾村㲓熂㽐彚䕳兎ㄖ㴒Ṝ熂
㰠⻅ⱘ㹬Ɫ巖悟 命 ⛉䛕ờ㱸⍧䤄䝅㏶㏣㖏熂䝉䗇㘍 &+ 3 2+ + 2 2 Lj &2 2 + 2 7RWDO 5HDFWLRQ
巖悟 命㥆㪊䛕⻅❋䤄戠熂ⱞ㘍䰑兎㹬䤄剘㖙䏘慎㝚检咨
㲅杌娴奎㱼 滍へ杌娴㴦 䖂杌娴㸃 㱼㱸⍧抑 .2+ ␛䵥㲅
㐡⎘˛⑁䪞) 3 ⸶⼱❹0RGXOH ,045 10& )$&⇂
䷤杌娴㩎杌娴⿝徚恒剄㱴㸃≗朳⚹熂㸃欥䷤䖂㵆㶷✯㶒杌娴
⑝憞⑙Ṝ熂䷤悟✬㭲3L 5XQ檨定熂Ằ㘍 ⻅ 㝙 㘶徚䄋
㩎熂㱼㱴␛㱸㱴≗朳ṷ䷤兼㱼 㱸⚹ 扑婉⫣⃽⍧ ␞㈚⿝恒剄
ữ㟂⯚⎨㲅杌娴⼱㊑䕰䕳䛕㱼㱴₫ῐ䕹˛㝽㗘䛕戞漯ⱘ嫻
≗⮡䰺⒉暕⚹悃墝㺉朳㲅⒉暕㝑䶓≋␴䕳≋奎䩜䕹㱴欥熂␞
㙟⑁䪞⼱↸ ) 3 婾便䛕䭽ṑ⦨㲅杌娴婾⃪䕳㱼⿝䝅㏶Ῥ
㈚㘊䩜⽠⧓Ṝ˛
㈚剄)$%熂暵ỗᾟ䤄㏣ⅻ漯⥧ỷ⑀㹬ⱢἋ┲㝅㐬㱼㱴㩎弛䛕

/RDGLQJ␛㩎弛悜徉ṛ棹曻˛ + 2 2熁 H Lj + 2 LJ 2+ &DWKRGH

2+ Lj + 2 2 2 2 LJ H $QRGH
+ 2 2 Lj + 2 LJ 2 2 LJ 7RWDO 5HDFWLRQ

䖂奎㱼㘊⽠㰥彔墹 墹 ῗ䝜熂杌⋬ῗ㻡䛗䄋䷱杌䌑㴒Ṝ熂
㲅杌娴奎䩜Ṟ№䄋䤄帄帲㝑⧎ NJ &2 2 NJ + 2 熂␷❹⏰䊺㗪
␧⿨˚ᾥ➁䫋旤˚ỵ㝰˚,PSXULW\˚㔞ᾭ㻼⻷˚㔞ᾭ⤤⋬˚旜
㪰 ⿺㪰 㚓旤慎ⅻ㘍⇇ἧ↺桖˛

㫲方墡䏠㫩ㄾ圑䔺⬓

䜿⊞⺉姜㲅杌娴㋑墤⇂㝚Ṛ䩿 ❧ > @ Ȋ滍へ杌娴㴦
$ONDOLQH HOHFWURO\VLV $(/ ῐ䕹⇈㝚冡垦へ䛕㱼㱸⍧抑 .2+ ₫

䄋杌娴㸃熂恫䝅㶒杌ᾭ䕹㘍杌娴㸃Ṿ䛕㱼㱸㢊朳⮡ 2+ ䷤⥫
⮥℄ⱟ凭惈䩌剄曎㧆悃墝㱸⍧␞㈚戜≋杌⮡䕳䕰㲅剘㱸㱴熑
❧ ˚㱼㱴⏰㗪ῗ㻡ᾥ㰥 㲅❹曁㧆杌娴㉡㱼朳⮡ + 剘㱼㱸㢊朳⮡ 2+ ṷ㏶␨杌⮡

+
偝㟡≋㱼㱴˛㮵㋑墤㉡䇰ṥ㉡㝽ᾟ熂䄋⥸⟜杌娴䕳㱼䵌䷂Ẍ
㑅䈹㉠壌 姒㏲䕹Ằ㚀㝽㢙惉䕹䛕㘊㴦熑ȋ崻⮡ỵ㐬凭杌娴㴦 3RO\PHU
HOHFWURO\WH PHPEUDQH HOHFWURO\VLV 3(0(/ ῐ䕹❋㆜䛕應へ
⊮䤋䊼㭿ḽ䏦㫩㫡垻廞㑷㮓㉠壌
傫⑙凭₫䄋杌娴崻熂㲅❹曎㧆杌娴㉡㱼朳⮡剘㱸㱴ṷ㖏≋杌
⑁䪞⑕⼱䜿⊞ῐ䕹㱼㱴䛕奎恱㘊㴦Ẍ姒㝚Ṛ䩿 唉㳎䖃䅈 ⮡熑㱼朳⮡䷤崻⮡ỵ㐬凭惈䩌剄曁㧆剘⥧愹恅幀℄ⱟ偝ῗ䛕
⥺䆇㱴 戞㗅˚䖃懘夓娴˚㲅杌娴熂嫄䶁⑀␔姜 墹 ˛ 杌⮡䶡⑙䕳䕰㱸㱴˛㮵㋑墤✱⇈㝚欩杌㶒Ⱇ⻷䋊へ偝㝚彔欩
唉㳎䖃䅈 ⥺䆇㱴 戞㗅㘊㴦Ẍ姒❹欩㻼 㕮㱠 a ⻷ 䛕杌娴㖙䏘熑Ȍ❋㆜㱸⍧䊺杌娴㴦 6ROLG R[LGH HOHFWURO\VLV

ⓝ戢ⲽ⡋⃽⍧⋢⃽⍧䛕㣮὇Ṝ熂㲅唉㳎剘䖃䅈␞㈚䕳䕰ṑ㱸 +7(/ ῐ䕹⇈℄ⱟ㱸朳⮡ 2 ẜ曇䕈㞡㗪杌娴崻熂㲅ἶ唉㱴䛕
⍧䤄ⓝ㱼㱴熂戞㗅␞㈚Ṿṑ㱸⍧䤄ⓝ㲅唉㱴㝔䛍䕰㲅䆵㱴寛 ⾳⽠悃↶杌娴㩎熂❹曁㧆杌娴㉡㱼朳⮡剘㱸朳⮡熂㱼朳⮡㏶
㐬熂⑀ἶ⿨⊁㝅⥫䛕㱼㱴熂␞㈚㘊䩜⽠⧓Ṝ˛ ␨⥧愹恅幀℄ⱟ偝ῗ䛕杌⮡䕰㉡㱼㱴熂㱸朳⮡䷤曇䕈杌娴崻
惈䩌剄曎㧆䕰㉡㱸㱴剘㖏≋杌⮡˛㮵㘊㴦村㔞ᾭ❹欩㻼䔁⣔
&+ + 2 2 ֖ &2 + 2
㕮㱠 ⻷ 熂䜿⊞἞嚦㘍㝻ⰷ䕹曟㰆˛
&2 + 2 2 ֖ &2 2 + 2