外文文献翻译
Rei
forcedCo
crete
Co
cretea
drei
forcedco
creteareusedasbuildi
gmaterialsi
everycou
tryI
ma
yi
cludi
gtheU
itedStatesa
dCa
adarei
forcedco
creteisadomi
a
tstructuralmateriali
e
gi
eeredco
structio
Theu
iversal
atureofrei
forcedco
creteco
structio
stemsfromthewideavailabilityofrei
forci
gbarsa
dtheco
stitue
tsofco
cretegravelsa
da
dceme
ttherelativelysimpleskillsrequiredi
co
creteco
structio
a
dtheeco
omyofrei
forcedco
cretecomparedtootherformsofco
structio
Co
cretea
drei
forcedco
creteareusedi
bridgesbuildi
gsofallsortsu
dergrou
dstructureswaterta
kstelevisio
towersoffshoreoilexploratio
a
dproductio
structuresdamsa
deve
i
ships
Rei
forcedco
cretestructuresmaybecasti
placeco
creteco
structedi
theirfi
allocatio
ortheymaybeprecastco
creteproducedi
afactorya
derectedattheco
structio
siteCo
cretestructuresmaybeseverea
dfu
ctio
ali
desig
ortheshapea
dlayouta
dbewhimsicala
dartisticFewotherbuildi
gmaterialsoffthearchitecta
de
gi
eersuchversatilitya
dscope
Co
creteisstro
gi
compressio
butweaki
te
sio
Asaresultcracksdevelopwhe
everloadsorrestrai
edshri
kageoftemperaturecha
gesgiverisetote
silestressesi
excessofthete
silestre
gthoftheco
creteI
aplai
co
cretebeamthemome
tsaboutthe
eutralaxisduetoappliedloadsareresistedbya
i
ter
alte
sio
compressio
couplei
volvi
gte
sio
i
theco
creteSuchabeamfailsverysudde
lya
dcompletelywhe
thefirstcrackformsI
arei
forcedco
cretebeamsteelbarsareembeddedi
theco
cretei
suchawaythatthete
sio
forces
eededformome
tequilibriumaftertheco
cretecracksca
bedevelopedi
thebars
Theco
structio
ofarei
forcedco
cretememberi
volvesbuildi
gafromofmoldi
theshapeofthememberbei
gbuiltTheformmustbestro
ge
oughtosupportboththeweighta
dhydrostaticpressureofthewetco
cretea
da
yforcesappliedtoitbyworkersco
cretebuggieswi
da
dsoo
Therei
forceme
tisplacedi
thisforma
dheldi
placeduri
gtheco
creti
goperatio
Aftertheco
cretehasharde
edtheformsareremovedAstheformsareremovedpropsofshoresarei
stalledtosupporttheweightoftheco
creteu
tilithasreachedsufficie
tstre
gthtosupporttheloadsbyitself
Thedesig
ermustproportio
aco
cretememberforadequatestre
gthtoresisttheloadsa
dadequatestiff
esstopreve
texcessivedeflectio
sI
beammustbeproportio
edsothatitca
beco
structedForexampletherei
forceme
tmustbedetailedsothatitca
beassembledi
thefielda
dsi
cetheco
creteisplacedi
theformaftertherei
forceme
tisi
placetheco
cretemustbeabletoflowarou
d
第1页
fbetwee
a
dpasttherei
forceme
ttofillallpartsoftheformcompletelyThechoiceofwhetherastructuresr