2000 ڵ 忡 ٿ¡~ ٿ¡~ ͺ ~ ͺ ~ 뷡 ҷٰ
Ͻñ ...
ٿ¡ ̷
ͺ ٽ Ư õ ˴ ̱
Դٴ ƽô е 年ϴ. ڵ ٿ Ϲ̿ ִٰ ϱ .
Ϲκе Ǻη ..
̱ Ⱦ̴ ī ӽī ʵη 6000cc ⷮ N/A ٱ ٴϰ ְ
ݸ ѱ ԵǴ 3 Ÿ 2000cc ⷮ ͺ ĿƮ ټϱ..
ͺ ű ǥ
ͺ
~ ε..
ǿ ϳ Ϲ
dual volute(entry) VTG ͺ
ۿ ڽϴ.
־ ذ Ǵ
ͺ ϰ 並 غڽϴ.
----------------------------------------------------------------------------------------------------------------------
TURBO í ⺻ ̸
"Ⱑ ü / ̱ ϰ ִ.
Ⱑ Ƽ ͺ , ٽ ޱ()
ٷ ͺޱ"
<== Ű ͺ ״ ۿԽϴ. ϰ ʿ䰡 ְڽϱ?
ϸ
Ƶ Ⱑ з ͺ ٶ ű ٶ ⸦
ִ° ͺ մϴ.
, ̹Ƿ з ҿ
̲ Ǹ â Ǵ ... ()
* ذ Ȱô е gif.. *
- ͺ ⺻ Ƶ Ⱑ з(/) Ȱϴ°ų
ȿ
...
˴ϴ.
- Ⱑ ӿ 10 rpm ̻ ȸؾ ϴ ͺ е 䱸ؼ
ü ֹ ˴ϴ.
- Ǵ°, ƹ ΰ а ؼ ڿ
ۿ ϴ.
( ܶ ׳ Ű ۿ Դϴ.. ~_~ ..)
==========================================================================================================
⼭ ..
⺻ (̱)ͺ Ǹ Ⱑ ()з 缭 ۵Ǵµ Դϴ.
ϴϱ ̻ Ͻ ʿ ̵鸵 ڵ ⱸ Ҹ ø ˰
~ ~ ~ ~ Ҹ ? 4 Ǹ ȣ
1 - 3 - 4 - 2 ȭ
Ǵ°
ƽǺ ƽ״..
зµ ()
.
* 1-3-4-2 ȭ sequence 4 ⺻Դϴ. (ܵ ֱԤ)*
* © ȸ Ǹ з . ̰ Ǵ Ⱑ з ¦ ٸ ·
Ȱ ִ ٺ . .. *
4 ͺ µ 6 8뵵 Ȱϴ.. Ǹ з ̷ µ
ͺ n/a Ŵ 谡 Ѵ Ȱ ŵ.
Ŵ Ե Ǹ °Ϳ ΰ 踦
ͺ ٶ ٷ Ⱑ ǥ ΰ ϴ ƴմϴ.
? ͺ
Ⱑ flow 帧 + з
ϱ ٶŵ
ϰ ͺ ư? Ǹ Ŵ ̵ װ ο ΰ 踦 մϴ.
̰ ͺ νƮ ִȭ Ѵٴ ϴµ..
puls-turbocharging
̶ ϴ.
( n/a з ¯꼭 帧 భ ū ܵ
żϰ ־ θ 嶯̴ Ŵ 赵 ̿ 缭 .)
̱ ͺ Ǹ з ū ϳ ϴ. 4 ڸ
Ǹ Ŵ ϳ η 鼭(© ) ͺ ٶ ...
Ǹ ÿ Ȱ Ǵ ͵ ƴϰ © Ȳ Ŵ
Ǹ Ŵ ̰ ϱ
Ǹ Ŵ γ з ʷϰ ǰŵ.
ͺ ٶ
з rpm ׳ Ǵ ڱ Ǹ
ϰ ( ᱹ N/A һ簡 Ѵٴ Դϴ.
ͺ ̾µ װ ܶ)
RPM Ⱑ ij ٸ Ǹ Ŵ
Ϻ ؼ ٸ Ǹ Ⱑ ¦ .
ִµ
1 Ǹ 긦 Ⱑ Ǯ з Ű
2 Ǹ ƿ Ⱑ Ϻ Ĩϴ.
4 Ǹ gif.© 2 Ǹ غ...
1 Ǹ Ⱑ 2 Ǹ Ŵ Ҽ ִٴ°̴ϴ.
ÿ Ӿ Ȳ Ŵ ©
Ǹ
Ⱑ շ ͷ ҿ뵹(
ȥ ī -_-;) ϴµ..
̰͵ Ⱑ з(ͺ) ϰ ȸ Ŭ ECU Ͽ ְϴ ū Դϴ.
Ƶ (-_-;) Ǹ
θ ݸ Ű(isolated) Ǹ з
ʰ ? ͺ ϴ
ͺ ߿ ִ ߿ ϳϴٸ..
(̰ Ŵ带 1,4 Ǹ 2.3 Ǹ 2 ͺ 踦 dual inlet ͺ =>
̸
Ʈ ũ ͺ
ϴµ ߿ ϰ)
̷ Ⱑ flow
̼ߴ (-_-;) ͺ RPM Ⱑ ̶ ÷ з Ϸ
å л縦 ߴ ־µ....
̰ ͺ ȿ ִµ ұϰ
⸧Դ ϸ ŵ
ϱ Ͼϴ.
================================================================================================================
- ͺ ٶ Ⱑ (, RPM)
1.ͺ ȸ Ұ
+
2. Ǹ Ⱑ ¸ ʷ
N/A ٵ Ȳ ̰ Ǵµ ̸
Ǯ ʾ
.... =
ͺ
̶ մϴ.
ͺ̶?
ӹ rpm Ⱑ .
==> Ͽ ū ͺ ٶ ͺ ͺ Ⱑ ٶ
ͺ ٶ ȸ Ӵ ƿ 帧 Ͽ Ǽȯ .
==> Ⱑ ջ Ƣ rpm ġ N/A
̸
'Ǯ '
ϰ.. ̰ ڵ °
'ͺ'
̶
˰ ˴ϴ. Ƶ ٷ ϴ° ƴ϶ 0.5~1 Ŀ ƨܳ ?
----------------------------------------------------------------------------------------------------------------------
ͺ ּ ǰ ΰ?
(뷫 5 )
1.Twin
(sequential)
turbo :
one small turbo + one large turbo
- ͺ 2 ؼ
Ѱ ͺ ٶ , ٸ Ѱ ū ͺ ٶ
Ǯ ܰ躰(
staged
) غϴ Դϴ. ..
rpm
϶ Ⱑε ȸϴ ٶ ͺ
ͺ θ ۵ϰ
ū ٶ ͺ
۵ϰ ϴ¼. ( ͺ 2 ϴ° ټ)
Ŵ ε Ǹ 1/2 (ex. 4뿡 1,4 cylinder + 2,3 cylinder Ʈ
ũ ó ص ǰ ϰ . 1,2 + 3,4 ̷ε ϱ !)
ͺ ġ flow ۿ뵵 ξ ϰ ˴ϴ.
V6,V8 ׳ ¿ CYLINDER ϰ ֽϴ.
* twin sequential turbo om651 ϲϴ. 2008 .
© ø ͺ + ū ͺ 1 2 ͺ ̽.*
* OM651 twin ͺ ... ǰ ۷ í Ϲ (R2S-EGR չ).
© .. í ˴ ̱ǰ .( oemǰ ) *
* A: small, B: large turbo ָϼ.. C EGR ̴ Ű ð *
* twin SEQUENTIAL turbo ߾ ? ƴҷ.. Ͽ ͺí ̿Ͼ ߿ ϳ
ٷ(...) © 1989 Ͽ Ѱ̴ϴ . 959
ް ٷ ٱ ... (ʹ ռ ̶ ܰ ߽ϴٿ. ¯.. )
STI ̶ ڻ LEGACY ijֱ ..*
- ! ū ϴ Twin
(PARALLEL)
turboʹ ؾմϴ!
׳ ¯ ū
Ȱ 뷮
ͺ 2 Ƽ ̽̿
Ŀ twin (parallel) ͺ ٺ Ͱ twin (sequential) turboʹ ٸϴ. !!
twin parallel turbo Ŵ带 ϰ flow ξ մϴ.
(װ 븮 ϱ ϰ)
* © 488 twin parallel ͺ Ʒ© BMW L6(N54) twin parallel ͺ
488 ̴ Ͽ ʿ
" ũ"
̽?
Ŀ twin (parallel) ͺ
.
䷱ v8 ⷮ Ƿ rpm ,
ͺ ⷮ
о ̰
¥ Ŀ ջ twin turbo ۵ º. ƴ .. *
-
sequential twin turbo
Ǹ
staged Turbo charging
̶ ũⰡ Ŀ ͺ ٶ
2 ̻ ٴܰ Ƽ 3stage, 4stage...ϴ ģŸ ѵ.. ͺ ְ µ ̰ ...
(ũⰡ Ŀ fixed geometry ͺ ۵ Ųٴ )
* BMW b57 L6 迭 TRIPLE , QUAD trubo ũ⺰ ö ͺ ͺ ٶ 3, 4
twin (Sequential) turbo
Դϴ. Ѵ ̷ ͺ ˴ .
BMW Ҽ ̾ ߿... 400 Ƴ ̷ BMW
ŷڼ ΰ?
ǹ Ͻǵ. *
2.
VGT
(variable geometry turbine) = VNT (variable nozzle turbine)
* © 997 ָ VGT Ұ PDF ۿ°...*
- ڵ е鵵 ũ ѹ ̽ٵ.. ϰ ϸ
ͺí Ⱑ ο
Vane
̶
ϰ մϴ.
ü ƴ.. ü Ǹ θ
ΰ
ΰ ũ 帣.
й ٱⰡ ǰ о
Ǵ ø .
- , RPM Ⱑ Ⱑ ũ⸦ => Ⱑ ؼ
ͺ Ⱑ ӵ Ȯϰ θ ۵ϴ Դϴ.
ͺ response Ȯ ͺ پ.
( ü ͺ ѷ Ǵ ƴմϴ! !)
뿡ϰ
* c vane closure O vane open*
* © ָ? ̿ VGT ? . ҷ-̺ ƩŶ aerocharger *
* ۵ ϴ°ͺ ѹ gif © ° .. *
* VTG = VGT ȫ ڷ.. ׳ ô. *
*Ϲ single(conventional) ͺ VGT (aerocharger) .. rpm
̽ô... ٽ aerocharger ҷ ̺ Ʃ VGT ǥ ĪԴϴ. *
- VGT ͺ ȱ 10 rpm ̻ ư ͺ̳ ݼ Ͽ¡ ϸ
߿
ġ µ
̴ vane ļ Ǵ
ͺ ¿ ؼ ũⰡ Ŀ 赵 ٷӽϴ.
ʴ
Ű
־ϴٸ....
( µ 8~900' µ ָ 1000' Ѿ.. )
ָ ͺ Ϻ ̽̿ 1ȸ ü ǿ ߿ ֱٿ ̷ ǵ ־.
* 911(997) VGT ָ ͺ Ϲ (...) Դϴ.
ǰڵ尡 BV50 ̴?? .. ϳ 9000$ *
- VGT vane ַ Ⱑ Ӿ翡 ϴ° Ϲ̾
̵ַ 긦
ecu
ϴ 뼼Դϴ.
ǹϿ e-VGT ٿ ִ° ̵ ?
3.NOs, л
- NOs. N20 ƮԴϴ Ʈ... RPM Ʈθ ۵ ߷ Ǯ
°̴ϴ.
!! ̰Žþ߸ ͺ ذϴ
̶ ұ.. -0-
* ũ.. Ʈδ v8 .. Ƹī 巡 ̽ ! © ӽ *
* .. Ʈ..... Ф ް ʹ.... *
ȭ ƻȭ N20 02 + N2 Ǵµ ߿ N2 -60' ⸦ ð Ű 02
߷ ϰ .... ְ ö. 뷫 150~200% !!!!!!
(Ʈ ⸦ ϸ
տ ε 濰Ұ Ʋ
ǹǷ ׳ ⼭ ø..)
л
- ̰
http://www.etoland.co.kr/bbs/board.php?bo_table=car&wr_id=74087&sca=&sfl=wr_name%2C1&stx=ALCHOL&spt=-15538&page=3
<==== Ŭؼ ϼ..
rpm лϴµ. 翬 ʼ.
θ ѹ غ B Ʈ ǰ
ȳԴµ
4.electric motor compressor (e-boost, í )
* © ƿ e-boost í *
ַ ƿ ٰ
e-boost
ǥ̳ ϰ ֽϴ.
̸
48V ̺긮
̷ µ..
, rpm í
compressor ۵ => ͺ ִ ε.
compressor ͺ ͺ иؼ e-boost í, ׳ e-boost ͺ í θ .
ƿ e-boost ִµ.. ׳ ۿ.
" ͺ ְ Ʈ ͺ ý ϴ ũ ͺ 谡
˴ϴ. ϰ ϴµ ̷ ȭ ϱ .
γ ý ϴ ̱ ͺ ý 뷮 ٸ ϸ
í
ý Ȱ ȭ
Ҽ ֽϴ. rpm о߸ ϴ ⷮ ̴ ⷮ ̴
ϰ . ͷ ۵Ѵٸ ؼ з ϸ Ǵϱ.
(ͺ ũ⸦ Ű ƴ..) "
( :
̷ E-BOOST 뼼 ɼ ϴ.
)
5.Twin scroll ͺ
<== ָ! ٿ¡ ô뿡
ͺ
̸ ܶ ̴ϴ.
* ΰ twin scroll ͺ singl scroll ͺ Ŵ
- single ͺ ΰ θ , ū 2
ͺ ٶ
ϰ
ū κ ͺ ٶ ٱ ڸ
ϴ°Դϴ. ͺ ̵ ٶ 赵
缭 . 쿡 ũ⸦ Ȱ մϴٸ.. (ַ ɿ)
Ⱑ rpm volume ӵ 帣ϱ Ǿ ϰԳ
ͺ ְ ū Ⱑ volume ϱ ͺ ٱ ū ų
°Ű.
* , е (exhaust) Ŵ尡 ͺ ̽ ()
4 1-3-4-2 ȭ ȿ 1,4 cylinder + 2,3 cylinder Ŵ带 и
ϴ° *
*
ū (to spin faster
)
ͺ (improved response)
뵵 .
© ڷԴϴ. Ʈ ũ ͺ λ© .
ٽ
1,4 + 2,3 cylinder Ŵ °
⺻ ϼ*
* ٷ 2007 WRX STI Ʈũ ƩŶ ͺ ε.. ݾ ٸ..
ۿ° Ͽ Ʈ ũ ͺ ͺ ü о.. *
* ð b03 ͺ(...) ͺ ̶ ð ..-_- Ա ΰ ֱ ϴµ
ͺ ºκ
˴ϴ. ٶ ͺ ϴ.
ѹ .. ݺ ?
- ó ߴٽ Ŵ忡 ͺ Ͽ¡ θ 2 Ѱ Ʈ ũ ͺ ⺻ε.
Ⱑ θ 2κ .
twin ũ ̶
θ 2
twin ͺ
ͺ 2° ƴմϴ!
Ʈ ũ ͺ ·ų
single ͺ īװ
ȿ ϴ. ⳻θ ͺ
ٶ κ 뿡 ϳ
Ǿ ִ ̱
ϰ.
* ׳ ䷱ scroll 2 ٿ scroll Ƴ
Ϻ ϰ
س twin scroll .. -_-*
(: Ʈ ũ ͺ ͺ 2 ¥ Ʈ ͺ Ⱦմϴ.
dual inlet ͺ ֱ ϴµ.. Ŵ Ա 2 ´ٴ
ϴ. dual divided ͺ .
* Ŵ带 ٴ (divided) ϴ dual inlet ...*
50 ִ .. ؼ dual inlet ̶
ü ٰ̿ 80 Ĺݺ Ʈ ũ ¼ ¼ ϴ ܾ Ȱ.
- ̰ 丮 ÿ ٷ簡 ˰ .
!
twin scroll = dual inlet = dual divided
100% ˰ ø )
- ͺ ׳ Ȱ 2 ̵ַ
θ ݴ
Ƽ..
rpm ϳ θ ۵ϰ rpm 2 ΰ ۵ϰ ϴ
variable twin scroll
ͺ
ǵ ֽϴ.
* ( Ű) Ŵ ũ⸦ ϴ ĵ.. ذ ..
ó ãҴµ
variable twin scroll ͺ
(...) ֱٿ ߽ϴ. -_-;;
ڴм ī Ѱ ִµ.. ǹ Ұ!. *
- ͺ ִ ø ð ϴ Ʈ ũ ͺ ⺻ Ŀ Ű
ͺ ƴմϴ. ͺ
single scroll ̴ twin scroll ̴ Ȱϴ
.
rpm (repsponse) - ͺ
ǥ ϴ £.
(: ͺ
twin scroll ͺ ణ ϴ
. 3~5%
ֳϸ Ŵ尡 ֱ Ⱑ ͷ single twin scroll ϱ )
* single scroll vs twin scroll ͺ з .. з response(boost) twin scroll
ᱹ ϴ ְ з ͺ Ȱ*
* single vs twin scroll ũ ... 뷫 rpm 10~ 15% ̰ ٰ ϸǽ.
ٵ ó Ȯġ Ƹ Z sm5 ֻ sr20 Ʃ̴ . -_-^ *
* single twin Դϴ. 帧 ε.. twin scroll
帧 ݴϴ. *
* ϳ øϴ. Ⱑ twin scroll ⺹ پ° ̽ǰ̴ϴ. ̴
ͺ Ⱑ
з 帧
Ǵ° ٶٴ ̸
puls-turbocharging
信 մϴ. *
- VGT, twin ͺ ؼ
ϰ ͺ ũ single ͺ 赵 ϴ.
ϱ
߿ ָ 縮 ϴ VGT
ָ ͺ
Ǹϰ ̰ ֽϴ. (VGT ƽôٽ 뼼)
ٿ¡ ͺ ټ Ʈ ũ ͺԴϴ. 뵵 .
¦ ϰ .. .. ƴѰ?
Ͽ ׳ ϻ ͺ ũ Ҹ ? ָ ͺ Ʈ ũ .
( ü̳ Ŵ .)
but! twin scroll ͺ f1 ̴ ͺν ͺ ν ٴ ƴմϴ. '
ʿ .. BMW 1M ...
- twin scroll = dual inlet ͺ
ΰ 2 ͺ ٶ
κп κ
⸦ ۿ ̴ϴ.
κп κ Ⱑ ͷ մϴ.
Ʒ© inner scroll <==> outer scroll
interspace
ָϼ. κп scroll Ƣ
Ⱑ 浹 Űų ݴ scroll ϴ 찡 Ѵٴ Դϴ.
- © Ʈ ũ ͺ scroll ᱹ
շ (
interspace
) Ⱑ
ͷ ϴ
ٽ ε Ͻñ...
ֱ Ѵܰ ư
и ݺ (volute) ͺ
dual volute ͺ
մϴ.
Դϴ.. Ⱑ ܿ ..
dual volute ָ VTG ͺ -
* ָ dual volute ͺ ? . ũ ݺ иȰ ָϼ
inner <==> outer scroll interspace ϴ.
Ѵ ͺ Ⱑ һ.
scroll ̶ ܵ
volute
ǥ ϴ. *
- Ʈ ũ ͺ īװ Ѵܰ ư dual inlet Ŵ
ͺ ϴ ݺ (volute) и ͺ
dual volute ͺ
մϴ.
(: Ǹ ö Ŵ ʰ single Ŵ带 ϴٰ
ͺ Ͽ¡ dual volute ͺ ֱ ..
single scroll - dual volute . ̷ Ӹӿ ϰ Ͻñ..Ŵ尡 4, 6ΰ͵ .)
- dual volute Ȱ̴ϴ. ϼ ߿ 뷮 ū ˴ dual volute µ..
Ͽ dual volute ϱ © water pump ȸʿ .
ͺ ȸ Ƶ̴ з(pr.) ٲٴ°Ű ͺ Ⱑ з(pr.) ͺ ȸ
ȯϴ°.. ݴϻ .
* © single, Ʒ© dual volute pump Դϴ. з .. dual volute ⺹
ƵԴϴ. Ųٷ ۵ϴ ͺ ϸ з ͺ ȴٴ .
ͺϰ Ȯ ĪǴ° ƴմϴٸ singel inlet <==> dual inlet ϴµ *
* ͺ ϸ © Ȥ A twin scroll ̰ B dual volute ǥѰ̴ϴ.
twin scroll ᱹ ͺ ϴ ռ interspace outer,inner scroll κ Ƿ A
single volute ǥ˴ϴ. (Ʈ ũ single ͺ īװ .)
- dual volute twins scroll ͺ շ װ ͷ ʾ νƮ شٰ
ܶ Ƚϴٸ..
* © mixing region شǴ Ʈ ũ ͺ interspace شȴٰ ƽø .. double entry
зǴ dual volute ذ ǽǷ.(Ȯ © ƴϴϱ Ѿô. ) *
- dual volute ͺ Ͽ¡ ̷ θ
1.ϴ ϴ
Դϴ.
2.volute 쿡 thermodynamics 쵵 ִµ
( µ ͺ ζ Ⱑ ٸ.)
ͺ ۵
volute µ ũ ο ݺ fragmentation
ν .
=> ָ 𰨻̰ 쵵 ġū ͺ Ͽ¡ = 뷮
찡 ƴϰ Ұ߾ϴٸ.. but
- · ʷ
ʿ ¿ ָ dual volute ͺ ǥ ߴµ.. װͻӸ ƴ϶.
̰ VGT(=VTG) Բ ϴ ǵ Բ ǥ. ̸
dual volute VTG
...
* ̳ Z
Ͻǿ ܰ
ϴ° ƴմϴ. -_-b ѵ鵵
ģѵ
̿..
߿̳
,
ϸ ̰
η Ѱ
ڽϴٸ.
ǿ 1~2 3d ͷ ̾Ƴ ƴ϶ 忡 '
뷮
'̶
ڵ .. *
- dual volute + VTG
(ʴ ڻ VGT= VTG = variable turbine geometry ϴ. ָ vgt VTG .)
̳ ſ ڷ lab ڷ ۿ ް
ðŶ Ұص帱 ϴٸ..
ֳ Ϲ
ƴ϶ Ⱦ dula volute ϳ ͺ
ѵ. (~ī )
* ǹ 2019ĺ ´ٰ մϴ.. 2.7 4 LB3( II-1) ͺ ..
© ø Ʈ ƴ Ʈ(!) scroll + dual volute Դϴ. *
- ڼ ž Ӹ ǰ .. Ͽ Ʈ ũ ͺ Ѵܰ ư
dual volute
ָ ͺ 뼼
ְ Ӹӿ ̶ Ͻø ɵմϴ.
:
簡 ̰ Ұ ͺ ̶߱ ϴ ִµ.
Ŀ̵ ڼϰ ڽ ٿ.. ͺ Ⱑ flow ϴٺ ü,
Ƣ µ װ п Ǹ ؾѴٿ. ּ 1 ð ҿѴٳ.
׳ ڿ~
* ̷ ϱ ䷻Ʈ ۾ ʹ ϴٳ..
Ф *
ϴ ͺ ؼ 2 ڸ.
1. ϰ ʹٿ
.
- VGT ͺ!
Ʈ ũָ! ͺ ϴ°Ŷ..
ָ dual volute ͺ Ͽ¡
-
ߴµ..
Ʈ ũ +VGT Ŷ ϳĿ? BMW ۿ ް °ɷ ȴٿ..
Ͽ QUAD - scroll VGT ָ ͺ غ ϶.
ɳ~ Ŀ.~
ȭ ͺ ַ Ȳȥ ° ٿ.. ̷ٰ ϰ ̺긮峪 ô
Ѿ ѵ ̴ٿ.( ex) e-boost)
2. ʴ ü ϴ
ΰ?
- NASA Ÿ 꺹ü Ļ װ
ܰ
ڵ Ű Ϲ ̶ ƽø ȴٿ.
-
AWD
Ư (伾 ) о - Ư Ŭġ ¼ ¼ ˴ Ⱑ Ưٳ.
-
DCT ̼
õ Ư - ̳ ƴϴٳ! DCT ̱ ̳..
-
뷮 ٴ ̼ Ư - ex) ZF Ŀؿ ǰ Ϻ ̼ .
-
,
̺긮
ý. Ư
о Ư . ̷ ڵ ٰ ֳ.?
-
LSD,active ũ Ư - AWD ֱ ...
-
ͺí ټ
õ Ư , í 1/2
-
cam Ʈ Ϻ Ư CTA ķ Ư㰡 .
-
Ÿ ģ о߷δ - CVT ̼ ü , EGR,.......
ٿ.. 뵵 1/2 ۿ ȵɰŶ..
׳ ۾
.. ƴϸ
̿ ڵ 근
Ǵ? ̶ ˰ ȴٿ.
ڵ boss = 渷 ص ȴٿ.
2: Ҹ 100% ø ȵ˴ϴ... ..
ʰ Ϲ̿ R&D ϴ° ƴմϴ. Ҷ,,,ѱ,Ϻ,߱ .
Ư ͺ í ʹΰ ʿ R&D ϰ ִٰ ֿϴ.
翡 ϴ° ƴ.