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
2-phenyl-5-oxazolone
a green wound is soon healed
AABPDF
afrobeats
airinomycin
Alofi
aniline number
animal tissue culture-medium
Arthrocardia
associated circulation boiler
Ba Che
baike
bankful flow
barophysical
Bartram, John
Bis-dioxopiperazinyl-Propane
blast-furnace portland cement
bob-sleigh
Brahmapur
bucket bolt
bull index
calcium bioxalate
carryload scraper
channel service unit/data service unit
cigaro
collective negotiation
collector junction
comic market
cramer's formula
Cruchet's disease
data translating system
DC control circuit
diagonal operator
diagonal-beam pass
ecosystem ecology
editor-in-residence
Elizabeth Taylor
enni
euthyneura
finite renormalization
fowl pox
free-silica
geopiety
GM_price-or-prize
gorbelly
graphic variable
happy trails
illcharted
INCIID
irregular calyx
kang cancer
Kiboga
kudus
listing division
log governor
lordeth
magazine tool holder
mantel tree
milk wagons
most adverse heeling moment
Nelsonia canescens
nutrifaction
padding after line feed
Panhandle State
pay-as-you-go social security system
pendant cord
pikliz
Pirquet's test
plagiocephalic idiocy
play an important role in
polling-booth
practical spreading rate
primer-safety fuze
Puccinellia hackeliana
quininone
recording ceilometer
recurrent bronchus
regenerative interlock valve
retrogamers
rose mallow
rosindol
rotating plane-vector
running ornament
shadess
silicon disulfide
SOS (sample operating system)
spatiated
spirifers
stand-alone network systems
stationary-fit
super-monopoly
symbolic image
time-sharing format
tom-boy
TPST
tuaths
ulodendron
vena supratrochlearis
windrow pickup baller
wood wasp
x-designers
x-ray dectecting device