system) : 3차원 공간을 채울 수 있는 단위정의 형태
2. 결정격자(crystal lattice) : 주어진 단위정 안에 원자를 쌓는 배열 방법
-점격자(point lattice) : 단위정을 규칙적으로 쌓았을 때 3차원 공간에서 같은 주위를 갖는 점들의 배열.
a) SC 구조 : 정육면체에 각 꼭지점에 1/8개의 구가 있는 구조로 전체 하나의 원자
system...
here at
the Tennessee State Prison.
This is connected to
the execution system...
in place of
the electric chair,
and the system thinks
that this is a human body.
It consists of a series
of heavy-duty resistors...
cooled by four fans.
I will now switch on
the fans...
[ Click, Fans Humming ]
and begin
the cooling process.
We then proceed
to the power supply.
We turn on
the main circuit br
electromagnetic, CLANKING to the steel
to support weight. A button releases the magnetic charge when the
bolt is pulled up by cords to a higher position. The Thief is
remarkably strong and agile, scaling the wall with fluid precision,
until...
...our summit. A softly-lit, glass-walled PENTHOUSE on the
100th floor. Subtle spots which bathe paintings, sculptures,
in a cavernous coldly-decorated spa
Forbidden Planet Script
In the final decade
of the 21st century...
men and women in rocket ships
landed on the moon.
By A.D., they had reached
the other planets of our solar system.
Almost at once there followed
the discovery of hyper-drive...
through which the speed of light
was first attained...
and later greatly surpassed.
And so at last,
mankind began the conquest...
and colonization of deep
systems
Tommy and Kimberly share an infectious glance, Kimberly
a hand, indicating Tommy should go first.
TOMMY
Surfs up!
Hes gone. Kimberly stands backwards in the doorway.
KIMBERLY
Catch you on the flipside.
Bulk and Skull watch wide-eyed as she BACK-FLIPS
out of the plane.
모
3 EXT. SKY - DAY
ROCK AND ROLL fills the track as the Rangers plunge towards
earth, executing a series of MIND-BOGGLIN
system threaten society.
A LINE OF POLICEMEN - NIGHT
They stand like sentinels. Black uniforms. Battle helmets. Gleaming military assault weapons. Bullet-proof shields with large emblems: the American eagle against a red background, and in bold letters underneath, "THE UNITED STATES POLICE FORCE".
FEMALE NARRATOR
To protect and defend its citizens, the United States Police Force is formed.
A GL
and gentlemen,
please take your seats
for the demonstration of the aircraft.
What you are about to see is Europes
answer to the electronic battlefield:
the first working prototype
of the Tiger helicopter.
Uniquely manoeuvrable, the Tiger
not only uses Stealth technology,
it is hardened against all forms
of electronic interference,
radio jamming
and electromagnetic radiation.
I have a small sur
systems are online.
Status report.
[Darwin] I have a visual on Saber.
Hes wearing a $6,000 suit,
$50,000 watch,
and, according to my infrared scope,
Hanes size 36 tighty whiteys.
Sabers about to start his speech.
Remember, the clock is ticking, dude.
Blaster, Juarez, whats your twenty?
Juarez here.
Approaching first objective.
Were ten seconds ahead of schedule
because Blaster is a little hyped-u
어떤 과학 개념을 탐구해야만 하는가?
당신은 어떻게 과학 개념을 개인화하고 자신의 것으로 만드는가?
system을 생각하면, 무엇이 떠오르는가?
과학 표준에 대한 책과 교육과정간의 차이점은 무엇인가?
왜 환경 과학 이슈들을 표준 과학교육과정에 넣는 것이 중요한가?
Making Big Ideas Yours Own Ideas
MRI
(Magnetic Resonance Imaging)
CONTENT
Ⅰ. 개요
Ⅱ. MRI의 역사
Ⅲ. MRI의 물리적 원리
Ⅳ. MRI system의 구성
Ⅴ. 정리
개 요
우리가 흔히 병원에 가서 받는 정밀진찰에는 X-ray, CT, MRI, 초음파,내시경등이 있다. 그중MRI의 원리는 인체를 구성하는 물질의 자기적 성질을 측정하여 Computer를 통하여 다시 재구성,