全球旧事资料 分类
erfulitwasforatthattimetherewere
ou
itsformeasuri
gpowerWattdecidedtofi
douthowmuchworko
estro
ghorsecoulddoi
o
emi
uteHecalledthatu
ito
ehorsepowerWiththisu
ithecouldmeasuretheworkhissteame
gi
ecoulddoHediscoveredthatahorsecouldlifta3300pou
dweight10feeti
totheairo
o
emi
uteHise
gi
ecouldlifta33pou
dweight100feeti
o
emi
uteBecausehise
gi
edidte
timesasmuchworkasthehorseWattcalleditate
horsepowere
gi
e1、ThepassagesaysthatWattmadethefirstwidelyusedsteame
gi
e正确7Theword
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