常用度量衡单位换算表近似值METRICCONVERSIONS

1、常用度量衡单位及换算表(近似值)METRIC CONVERSIONS英制单位公制单位英制一公制公制-英制长度LENGTHin ch(i n)英才millimetre(mm)毫米lin=25.4mm1cm=0.394i nfoot(ft)英尺centimetre(cm)厘米1ft=30.5cm1m=3.28ftyard(yd)码metre(m)米1yd=0.914m1m=1.09ydfurl on g(fur) 浪kilometre 公里1fur=201m1km=4.97furmile英哩intern atio nal n autical mile1milee=1.6km1km=4.97fur(

2、for nvigation)(用於航海)(n mile)国际海哩1n mile=1852m1km=0.621 mile重量WEIGHTounce盎司gram(g)克1oz=28.3g1g=0.03527ozpound 磅Kilogram(Kg)千克1ib=454g1kg=2.20ibstone1sto ne=6.35kg1kg=0.157sto neton噸tonne(t)噸1to n=1.02t1t=0.984t on面积AREAsquare in ch(i n2)平方英寸square cen timetcm2 平方厘米1li2=6.45cm21cm2=0.155i n2square foo

3、t(ft2)平方英尺square metre(m2)平方米1ft2=929cm21m2=10.8ft2square yard(yd2)平方码metre(m)米1yd2=0.836cm21m2=1.20yd2acre(ac)英畝Hectare(ha)公顷1ac=0.405ha1ha=2.47acsquare mile 平方square Kilometre(Km2)Isquare1km2=0.386square英哩平方公里mile=2.59km2mile体积VOLUMcubic in ch(i n3)立方英寸cubic cen timetre(cm3)立方厘米1in 3=16.4cm31cm3=0

4、.610i n3cubic foot(ft3)立方英尺cubic metre(m3)立方米1ft3=0.0283m31m3=35.3ft3cubic yard(yd3)立方码1yd3=0.765m31m3=1.31yd3bushel(bus)蒲式耳1bus=0.346m31m3=27.5bus容积(液体)VOLUME(FLUIDS)fluid oun ce(floz)液体盎司millilitre(ml)毫升1floz=28.4l1ml=0.0352flozPin t(pt)品脱litre(1)升1pt=568ml1litre=1.76ptgall on( gal)力卩仑cubic metre(

5、m3)立方米1gal=4.55litre1m3=2.20gal力 FORCEpoun d-force(1bf)磅力Newt on (N)牛顿1bf=4.45 n1n=0.2251bfton-force顿力Kilonewton(KN)千牛顿1to nf=9.96KN1KN=0.100t onf压力 PRESSUREpound per squarein ch(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=9.87atmton per

6、 squarein ch(t on/in2)顿/平方英寸1to n/in 2=15.4Mpa 1Mpa=0.0647to n/in2inch of mercury(i n Hg)英寸汞millibar(mb) 毫巴1inH g=33.9mb1mb=100pa1mb=0.0295i nHg速度 VELOCITYmile per hour(mph)英哩/小时Kilometre per hour(km/h)公里/小时kn ot(k n)1mph=1.61km/h1k n=1.85km/h1km/h=0.621mph温度 TEMPERATUREdegreeFahrenheit( T )華氏度degree Celsius(°C)攝氏度C =5/9(F-32)F=9XC /5+32密度pound per cubic in ch(Ib/i n) 磅/立方英寸gram per cubic cen timetre(g/cm)克/立方厘米1Ib/i n+27.7g/cm1 1(”cm=0.0361lb/intonne per cubic metre(t/m)噸/立方米1Ib/i n=27.7t