英语数字的读法ppt课件.pptx
采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物英英语语数字数字读读法法 采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物HOW WE READ?1How we read Figure2序数词序数词的读法的读法3 How we read Fractions4 How we read Decimals02How we read Percentage5采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物202读作:twohundred(and)two234读作:twohundred(and)thirty-four1,234读作:onethousandtwohundred(and)thirtyfour35位数的读法位数的读法03在英式英语中,一个数的最后两位(十位和个位)得用“and,但美式英语中则不用。如:3,077读作:U.S:threethousandseventysevenHOW WE READ?How we read Figure?13 3 5位数以上的读法位数以上的读法1234567891234:用英语表达时,按下标分段记号(,)为单位朗读:1,234,567,891,234 读作:onetrilliontwohundredandthirty-fourbillionfivehundredandsixty-sevenmillioneighthundredandninety-onethousandtwohundredandthirty-four 汉语按上标分段记号()为单位朗读:1234567891234 读作:一兆/万亿二千三百四十五亿六千七百八十九万一千二百三十四采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物1How we read Figure2序数词序数词的读法的读法3 How we read Fractions4 How we read Decimals04How we read Percentage5HOW WE READ?采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物2序数词序数词的读法的读法lst读作:(the)first2nd读作:(the)second3nd读作:(the)third4th读作:(the)fourth20th读作:(the)twentieth21st读作:(the)twenty-first22nd读作:(the)twenty-second23rd读作:(the)twenty-third其它以此类推。05HOW WE READ?采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物1How we read Figure2序数词序数词的读法的读法3 How we read Fractions4 How we read Decimals06How we read Percentage5HOW WE READ?采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物073Fractions分数的读法分数的读法通常将分子读为基数,将分母读为序数。1/2=a(or one)half1/3=a(or one)third1/4=a quarter or one fourth1/5=a(or one)fifth2/3=two thirds9/10=nine tenths5 3/4=five and three quarters比较复杂的分数常常用over这个词表示。如:15/64=fifteenover(orby)sixty-four317/509读作:threehundredandseventeenoverfivehundredandnineHOW WE READ?采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物HOW WE READ?1How we read Figure2序数词序数词的读法的读法3 How we read Fractions4 How we read Decimals08How we read Percentage5采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物094Decimals小数的读法小数的读法含小数点的数字,小数点“”读“point”,小数点后的数若是两位以上,则分别读出。0.4=zero(ornought)pointfour.01=point(ordecimal)noughtone0125读作;(nought)pointonetwofive12.34=twelvepointthreefour567.809=fivehundredandsixty-sevenpointeightnoughtnine.实际应用例子,如:93.64m读作:ninety-threepointsixfourmeters(93点64米)21511读作:twominutesfifteenpointoneoneseconds(2分15点11秒)HOW WE READ?采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物1How we read Figure2序数词序数词的读法的读法3 How we read Fractions4 How we read Decimals10How we read Percentage5HOW WE READ?采用PP管及配件:根据给水设计图配置好PP管及配件,用管件在管材垂直角切断管材,边剪边旋转,以保证切口面的圆度,保持熔接部位干净无污物1155.Percentage百分比的读法百分比的读法读百分比只需在相应的数字后加“percent。如:25读作twenty-fivepercent113读作elevenpointthreepercent15%=fifteenpercent4=fourpermill(permill每千,permillage=n.千分率比)HOW WE READ?