科技词汇

常用科技词汇一、物理学1.功率power2.稳定性stability3.载荷load4.概率probability5.势能potentialenergy6.动量momentum7.电流current8.直流电directcurrent9.交流电alternatingcurrent10.电压voltage11.变压器transformer12.静态的static13.动态的dynamic14.薄膜thinfilm15.量子理论quantumtheory16.黑洞blackhole17.参数parameter18.变量variable19.因子factor20.乘法、繁殖multiply21.光学optics22.合金alloy23.陶瓷ceramics24.不对称asymmetry25.摩擦friction26.流体力学fluidmechanics27.重力，地心引力gravity28.work做功29.辐射radiation30.杠杆作用，杠杆效率leverage31.声纳sonar32.分贝decibel33.漂白bleach34.锅炉boiler35.沸点boilingpoint36.晶体管transistor37.容量capacity38.离心力centrifugalforce39.向心力centripetalforce40.电荷charge41.带电粒子chargedparticle42.公式formula43.等式equation44.净化器cleaner45.系数coefficient46.生化biochemistry47.压缩compression48.传导性conductivity49.导体conductor50.常数constant51.含量content52.转化conversion53.冷却器cooler54.自动化automation55.临界点criticalpoint56.晶化crystallize57.纹理texture58.电磁辐射electromagneticradiation59.中子neutron60.统计学statistics61.等离子plasma62.奇点singularity63.湿度humidity64.频率frequency65.频谱frequencyspectrum66.动力学dynamics67.力学mechanics68.重心centerofgravity69.撞击，冲击impact70.电力系统powersystem71.绝缘insulation72.磁场magneticfield73.放电discharge74.断电，停电blackout75.放射性的radioactive76.分子molecule77.金属metal78.钙calcium79.二氧化硫sulfurdioxide80.氢弹H-bomb81.原子atom82.核nucleus83.暗物质darkmatter84.零点能zeroenergy85.发动机motor86.磁暴magneticstorm87.超新星Supernova88.相对论theoryofrelativity89.大爆炸理论BigBangTheory100.光年lightyear101.紫外光UV(ultraviolet)radiation102.红外线infraredray103.可见光visiblelight104.混沌chaos105.波长wavelength106.电极electrode107.保险丝，熔丝fuse108.波谱，光谱spectrum109.泵pump110.属性property111.特征characteristic112．负极negativepole.113.正极positivepole二、数学1.定理theorem2.计算calculation3.运算operation4.假设hypothesis,hypotheses(pl.)5.命题proposition6.统计statistics7.平均数average8.加权平均数weightedaverage9.方差variance10.标准差standarddeviation11.比例propotion12.百分比percent13.百分点percentage14.百分位数percentile15.排列permutation16.组合combination17.图表graph18.条形统计图bargraph19.柱形统计图histogram20.曲线统计图curvediagram21.扇形统计图piediagram22.常量constant23.变量variable24.算术arithmetic25.和sum26.差remainder27.乘times(prep.),multiply(v.),multiplication(n.)28.乘数multiplicator29.积product30.商quotient31.等于equals,isequalto,isequivalentto32.整数integer33.偶数evennumbers34.奇数oddnumbers35.小数decimal36.小数点decimalpoint37.分数fraction38.分子numerator39.分母denominator40.比ratio41.正positive42.负negative43.零null,zero,nought,nil44.十进制decimalsystem45.二进制binarysystem46.十六进制hexadecimalsystem47.四舍五入round48.下舍入rounddown49.上舍入roundup50.代数algebra51.一次方程simpleequation52.二次方程quadraticequation53.对数logarithm54.开方evolution,extraction55.二次方根，平方根squareroot56.三次方根，立方根cuberoot57.逻辑logic58.集合（集）set59.映射mapping60.元素element61.子集subset62.全集universe63.交集intersection64.并集union65.逻辑logic66.原命题originalproposition67.充分条件sufficientcondition68.必要条件necessarycondition69.充要条件sufficientandnecessarycondition70.函数function71.自变量argument72.定义域domain,fieldofdefinition73.区间interval74.对数logarithm75.最大值maximum76.最小值minimum77.周期period78.最小正周期minimalpositiveperiod79.周期函数periodicfunction80.常量constant81.变量variable82.周期性periodicity83.微积分calculus84.实数realnumber85.?虚数imaginarynumber86.矩阵matrix87.几何geometry88.点point89.线line90.面plane91.体solid92.线段segment93.射线radial94.平行parallel95.相交intersect96.角angle97.角度degree98.锐角acuteangle99.直角rightangle100.钝角obtuseangle101.三角形triangle102.锐角三角形acutetriangle103.直角三角形righttriangle104.直角边leg105.斜边hypotenuse106.勾股定理Pythagoreantheorem107.钝角三角形obtusetriangle108.正弦定理sinetheorem109.余弦定理cosinetheorem110.矩形rectangle111.菱形diamond112.正方形square113.梯形trapezoid114.五边形pentagon115.六边形hexagon116.多边形polygon117.圆circle118.圆心centre(BrE),center(AmE)119.半径radius120.直径diameter121.圆周率pi122.弧arc123.半圆semicircle124.扇形sector125.椭圆ellipse126.圆周circumference127.周长perimeter128面积area129.立方体cube130.多面体polyhedron131.棱锥pyramid132.旋转rotation133.轴axis134.圆锥cone135.圆柱cylinder136.球sphere137.半球hemisphere138.表面积surfacearea139.体积volume140.坐标系coordinates141.坐标轴x-axis,y-axis,z-axis142.横坐标x-coordinate143.曲线curve144.正弦曲线sinecurve145.余弦曲线cosinecurve146.坐标法methodofcoordinate147.解析几何analyticgeometry148.标准方程standardequation149.一般方程generalequation150.参数方程parameterequation151.参数parameter152.椭圆ellipse153.焦点focus,focalpoints三、化学1.二氧化碳carbondioxide2.易燃的inflammable3.可燃的combustible4.化学仪器chemicalapparatus5.蒸馏distill?6.蒸馏水distilledwater7.催化剂catalyst8.盐水brine9.气泡bubble10.比例ratio11.酸acid12.化学组成chemicalcomposition13.化合物chemicalcompound14.化学元素chemicalelement15.化学反应chemicalreaction16.化学药品chemicals17.浓度concentration18.试管testtube19.过滤器filter20.一氧化碳carbonmonoxide21．吸附剂adsorbent22．吸附作用adsorption23.活性炭activatedcarbon24.分子molecule25.金属metal26.钙calcium27.二氧化硫sulfurdioxide四、航空航天1.国际空间站ISS(InternationalSpaceStation)2.轨道orbit3.人造卫星artificialsatellite4.载人航天mannedspaceflight5.航天器spacecraft6.宇宙cosmos7.太阳系solarsystem8.彗星comet9.八大行星：水星（Mercury）、金星（Venus）、地球（Earth）、火星（Mars）、木星（Jupiter）、土星（Saturn）、天王星（Uranus）、海王星（Neptune）10.太空探测器spaceprobe11.航天飞机spaceshuttle12.载人飞船mannedspacecraft13.无人飞船unmannedspacecraft14.外太空outerspace15.太空研究spaceexploration/spaceresearch16.驾驶舱cockpit17.发射装置launcher18.推进器propeller19.外星人alien20.战斗机fighter21.轰炸机bomber22.机头nose23.机翼wing,airfoil24.飞机跑道airstrip25.飞机引擎aer