中英文资料外文翻译文献
led照明毕业论文
中英文资料外文翻译文献
Re
ewablea
dSustai
ableE
ergyReviews
Highbright
essLEDsE
ergyefficie
tlighti
gsourcesa
d
theirpote
tiali
i
doorpla
tcultivatio
ABSTRACTTherapiddevelopme
tofoptoelectro
ictech
ologysi
cemid1980has
sig
ifica
tlye
ha
cedthebright
essa
defficie
cyoflightemitti
gdiodesLEDsLEDshavelo
gbee
proposedasaprimarylightsourceforspacebasedpla
tresearchchamberorbiorege
erativelifesupportsystemsTheraisi
gcostofe
ergyalsomakestheuseofLEDsi
commercialcropcultureimmi
e
tWiththeire
ergyefficie
cyLEDshaveope
ed
ewperspectivesforoptimizi
gthee
ergyco
versio
a
dthe
utrie
tsupplybotho
a
doffEarthThepote
tialsofLEDasa
effectivelightsourcefori
dooragriculturalproductio
havebee
exploredtoagreatexte
tTherearema
yresearchesthatuseLEDstosupportpla
tgrowthi
co
trollede
viro
me
tssuchaspla
ttissueculturerooma
dgrowthchamberThispaperprovidesabriefdevelopme
thistoryofLEDsa
dabroadbasereviewo
LEDapplicatio
si
i
doorpla
tcultivatio
si
ce1990
Co
te
ts1I
troductio
2LEDdevelopme
t3Colorratiosa
dphotosy
thesis4LEDsa
di
doorpla
tcultivatio
41Pla
ttissueculturea
dgrowth42Spaceagriculture843Algaculture44Pla
tdiseasereductio
5I
termitte
ta
dphotoperiodlighti
ga
de
ergysavi
g6Co
clusio
1I
troductio
Withimpactsofclimatecha
geissuessuchasmorefreque
ta
dserious
1
f中英文资料外文翻译文献
droughtsfloodsa
dstormsaswellaspesta
ddiseasesarebecomi
gmoreseriousthreatstoagricultureThesethreatsalo
gwithshortageoffoodsupplymakepeopletur
toi
doora
durba
farmi
gsuchasverticalfarmi
gforhelpWithproperlighti
gi
dooragricultureelimi
atesweatherrelatedcropfailuresduetodroughtsa
dfloodstoprovideyearrou
dcropproductio
whichassisti
supplyi
gfoodi
citieswithsurgi
gpopulatio
sa
di
areasofseveree
viro
me
talco
ditio
s
Theuseoflightemitti
gdiodesmarksgreatadva
ceme
tsoverexisti
gi
dooragriculturallighti
gLEDsallowtheco
trolofspectralcompositio
a
dtheadjustme
toflighti
te
sitytosimulatethecha
gesofsu
lighti
te
sityduri
gthedayTheyhavetheabilitytoproducehighlightlevelswithlowradia
theatoutputa
dmai
tai
usefullightoutputforyearsLEDsdo
otco
tai
electrodesa
dthusdo
otbur
outlikei
ca
desce
torfluoresce
tbulbsthatmustbeperiodicallyreplacedNottome
tio
thati
ca
desce
ta
dfluoresce
tlampsco
sumealotofelectricalpowerwhilege
erati
gheatwhichmustbedispelledfromclosede
viro
me
tssuchasspaceshipsa
dspacestatio
s2LEDdevelopme
t
LEDisau
iquetypeofsemico
ductordiodeItco
sistsofachipofsemico
ductormaterialdopedwithimpuritiestocreateap
ju
ctio
Curre
tflowseasilyfrr