常用度量衡单位及换算表(近似值)metric conversions

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1、常用度量衡单位及换算表（近似值）METRICCONVERSIONS英制单位公制单位英制—公制公制－英制长度LENGTHinch(in)英才millimetre(mm)毫米lin=25.4mm1cm=0.394infoot(ft)英尺centimetre(cm)厘米1ft=30.5cm1m=3.28ftyard(yd)码metre(m)米1yd=0.914m1m=1.09ydfurlong(fur)浪kilometre公里1fur=201m1km=4.97furmile英哩internationalnauticalmile1milee=1.6km1km=4.97fur(fornviga

2、tion)（用於航海）(nmile)国际海哩1nmile=1852m1km=0.621mile重量WEIGHTounce盎司gram(g)克1oz=28.3g1g=0.03527ozpound磅Kilogram(Kg)千克1ib=454g1kg=2.20ibstone 1stone=6.35kg1kg=0.157stoneton噸tonne(t)噸1ton=1.02t1t=0.984ton面积AREAsquareinch(in2)平方英寸squarecentimetcm2平方厘米1li2=6.45cm21cm2=0.155in2squarefoot(ft2)平方英尺squaremet

3、re(m2)平方米1ft2=929cm21m2=10.8ft2squareyard(yd2)平方码metre(m)米1yd2=0.836cm21m2=1.20yd2acre(ac)英畝Hectare(ha)公顷1ac=0.405ha1ha=2.47acsquaremile平方英哩squareKilometre(Km2)平方公里1squaremile=2.59km21km2=0.386squaremile体积VOLUMcubicinch(in3)立方英寸cubiccentimetre(cm3)立方厘米1in3=16.4cm31cm3=0.610in3cubicfoot(ft3)立方英尺

4、cubicmetre(m3)立方米1ft3=0.0283m31m3=35.3ft3cubicyard(yd3)立方码 1yd3=0.765m31m3=1.31yd3bushel(bus)蒲式耳 1bus=0.346m31m3=27.5bus容积(液体)VOLUME(FLUIDS)fluidounce(floz)液体盎司millilitre(ml)毫升1floz=28.4l1ml=0.0352flozPint(pt)品脱litre(1)升1pt=568ml1litre=1.76ptgallon(gal)加仑cubicmetre(m3)立方米1gal=4.55litre1m3=2.20g

5、al力FORCEpound-force(1bf)磅力Newton(N)牛顿1bf=4.45n1n=0.2251bfton-force顿力Kilonewton(KN)千牛顿1tonf=9.96KN1KN=0.100tonf压力PRESSUREpoundpersquareinch(pis)磅/平方英寸Kilopascal(Kpa)千帕斯卡1psi=6.89Kpa1kpa=0.145psiatmosphere(atm)氣压megapascal(Mpa)兆帕斯卡1atm=101kpa1Mpa=9.87atmtonpersquareinch(ton/in2)顿/平方英寸1ton/in2=15.

6、4Mpa1Mpa=0.0647ton/in2inchofmercury(inHg)英寸汞millibar(mb)毫巴1inHg=33.9mb1mb=100pa1mb=0.0295inHg速度VELOCITYmileperhour(mph)英哩/小时Kilometreperhour(km/h)公里/小时knot(kn)1mph=1.61km/h1kn=1.85km/h1km/h=0.621mph温度TEMPERATUREdegreeFahrenheit(℉)華氏度degreeCelsius(℃)攝氏度℃=5/9(F-32)F=9×℃/5+32密度poundpercubicinch(Ib

7、/in)磅/立方英寸grampercubiccentimetre(g/cm)克/立方厘米1Ib/in+27.7g/cm11g/cm=0.0361Ib/in tonnepercubicmetre(t/m)噸/立方米1Ib/in=27.7t/m1t/m=0.0361Ib/intonpercubicyard噸/立方米tonnepercubicmetre(t/m)噸/立方米1ton/yd=1.33t/m1t/m=0.752ton/yd