时间:2019-02-05 作者:英语课 分类:麻省理工学院公开课:微分方程


英语课

  分集介绍:这一讲主题是利用傅里叶级数求x''+ω0²x=f(t)的特解,其中f(t)化为傅里叶级数,通过sin和cos的可解性来求特解。这一讲采用了方波的例子,告诉我们方程的输入响应系统是如何自然选出与固有频率最接近的共振项的,并以此简单介绍了人耳识别乐音的机理。









学英语单词
aluminum thiocyanide
American Bureau of Standard
anarchoprimitivism
aquatic livestock
Archerfield
area expansion ratio
bawdiest
beam nest
Belorussia
berbere
bitness
bonardi
Brezhnev
briefing
bum-out life
Büdlich
candier
carbolfuchsin
CJR
clear-up rate
cold hypersensitivity
collective want
deuce-and-a-half
diphthongizes
dogend
Draft Convention on Combined Transport
elementary school
Eleutherococcus obovatus
encanto
figueroa
firing lead
FLSG
fluorescent particle indication
front operating aperture
geseous conduction rectifier
get off on doing something
give a straw
gyroelectrics
heeraboresene
heroizing
heteroblastic
heuristic algorithm
hieronymus bosches
high selector switch
hulky
i-thole
in altissimo
insulated stretcher
interpretation clause
lady's garters
laughter-lines
launch and flight environment
lindbeck
locking-in
long-hops
male plant
matching flange
mrs. henry woods
multi-perforated grain
multithread processing
nareotic poisons
noise velocity law
North Olmsted
nozzle divergence half angle
olfactometer
pantryman
perceptual-motors
performance driver
planogametes
posterior tentorium
predicting interval
primitive people
Processor package
produce broker
production and marketing administration
quasi-concave function
quateenary struture
rayly
reduire
Rhododendron rigidum
ring-down trunk signaling
rosterings
rotary machine
round-about course
sciophyte
series-line servomotor
sink hole
soya-beans
spacer ring
squattocracy
stable hydrocarbon
stackably
suck-boys
tintinnate
unlooked for
unsolicited offers
up here
Urban II
utmostly
very poor visibility
wabbling
win advantage of