數(shù)學(xué)公式和符號(hào)的念法

1、數(shù)學(xué)公式和符號(hào)的念法1 alpha a:lf 阿爾法 角度；系數(shù) 2 beta bet 貝塔 磁通系數(shù)；角度；系數(shù) 3 gamma ga:m 伽馬 電導(dǎo)系數(shù)（小寫(xiě)） 4 delta delt 德?tīng)査?變動(dòng)；密度；屈光度 5 epsilon epsilon 伊普西龍 對(duì)數(shù)之基數(shù) 6 zeta zat 截塔 系數(shù)；方位角；阻抗；相對(duì)粘度；原子序數(shù) 7 eta eit 艾塔 磁滯系數(shù)；效率（小寫(xiě)） 8 thet it 西塔 溫度；相位角 9 iot aiot 約塔 微小，一點(diǎn)兒 10 kappa kap 卡帕 介質(zhì)常數(shù) 11 lambda lambd 蘭布達(dá) 波長(zhǎng)（小寫(xiě)）；體積 12 mu mju

2、繆 磁導(dǎo)系數(shù)；微（千分之一）；放大因數(shù)（小寫(xiě)） 13 nu nju 紐 磁阻系數(shù) 14 xi ksi 克西 15 omicron omikron 奧密克戎 16 pi pai 派 圓周率=圓周÷直徑=3.1416 17 rho rou 肉 電阻系數(shù)（小寫(xiě)） 18 sigma sigma 西格馬 總和（大寫(xiě)），表面密度；跨導(dǎo)（小寫(xiě)） 19 tau tau 套 時(shí)間常數(shù) 20 upsilon jupsilon 宇普西龍 位移 21 phi fai 佛愛(ài) 磁通；角 22 chi phai 西 23 psi psai 普西 角速；介質(zhì)電通量（靜電力線）；角 24 omega omiga 歐米

3、伽 歐姆（大寫(xiě)）；角速（小寫(xiě)）；角 希臘字母讀法 ：阿爾法 Alpha ：貝塔 Beta ：伽瑪 Gamma ：德?tīng)査?Delte ：艾普西龍 Epsilon ：捷塔 Zeta ：依塔 Eta ：西塔 Theta ：艾歐塔 Iota ：喀帕 Kappa ：拉姆達(dá) Lambda ：繆 Mu ：拗 Nu ：克西 Xi ：歐麥克輪 Omicron ：派 Pi ：柔 Rho ：西格瑪 Sigma ：套 Tau ：宇普西龍 Upsilon ：fai Phi ：器 Chi ：普賽 Psi ：歐米伽 Omega 希臘字母怎么打 打開(kāi)Office文檔之后，在你需要輸入希臘字母的時(shí)候，先將輸入法切換為英文狀態(tài)，

4、然后同時(shí)按下三個(gè)鍵Ctrl+Shift+Q ，工具欄上的“字體”就會(huì)發(fā)生變化 此刻，你再對(duì)照下表輸入a,b,c即可得到您想要的希臘字母。注意，大小寫(xiě)狀態(tài)時(shí)所代表的希臘字母也會(huì)有大小寫(xiě)區(qū)分的哦！dash 破折號(hào) single quotation marks 單引號(hào)“ ”double quotation marks 雙引號(hào)( )parentheses 圓括號(hào) square brackets 方括號(hào) French quotes 法文引號(hào)；書(shū)名號(hào).ellipsis 省略號(hào)¨tandem colon 雙點(diǎn)號(hào)"ditto 同上parallel 雙線號(hào)virgule 斜線號(hào)ampersa

5、nd = andswung dash 代字號(hào)§section; division 分節(jié)號(hào)arrow 箭號(hào)；參見(jiàn)號(hào)plus 加號(hào)；正號(hào)minus 減號(hào)；負(fù)號(hào)±plus or minus 正負(fù)號(hào)×is multiplied by 乘號(hào)÷is divided by 除號(hào)is equal to 等于號(hào)is not equal to 不等于號(hào)is equivalent to 全等于號(hào)is equal to or approximately equal to 等于或約等于號(hào)is approximately equal to 約等于號(hào)is less than 小于號(hào)i

6、s more than 大于號(hào)is not less than 不小于號(hào)is not more than 不大于號(hào)is less than or equal to 小于或等于號(hào)is more than or equal to 大于或等于號(hào)per cent 百分之per mill 千分之infinity 無(wú)限大號(hào)varies as 與成比例(square) root 平方根since; because 因?yàn)閔ence 所以equals, as (proportion) 等于，成比例angle 角semicircle 半圓circle 圓circumference 圓周pi 圓周率triangle

7、 三角形perpendicular to 垂直于union of 并，合集intersection of 交，通集the integral of 的積分(sigma) summation of 總和°degree 度minute 分second 秒number 號(hào)Celsius system 攝氏度at 單價(jià)( 阿而法) ( 貝塔) (伽馬） （德?tīng)査?（艾普西龍） （截塔） （艾塔） （西塔） 約塔） （卡帕） （蘭姆達(dá)） （米尤） （紐） （可系） （奧密克戎） （派） （若） （西格馬） （套） （英文或拉丁字母）（斐） （喜） （普西） （歐米伽）各種符號(hào)的英文讀法'

8、;exclaim''!' 'at''' 'number sign''#' 'dollar''$' 'percent''%' 'caret''' 'ampersand''&' 'asterisk''*' 'parenleft''(' 'parenright'')' 'min

9、us''-' 'underscore''_' 'equal''=' 'plus''+' 'bracketleft''' 'braceleft''' 'bracketright''' 'braceright''' 'semicolon''' 'colon'':' 'quote

10、9;''' 'doublequote''"' 'backquote'''' 'tilde''' 'backslash''' 'bar''|' 'comma'',' 'less''<' 'period''.' 'greater''>' 'slash&#

11、39;'/' 'question''?' 'space'' ' hyphen 連字符 ' apostrophe 省略號(hào)；所有格符號(hào) dash 破折號(hào) single quotation marks 單引號(hào) “ ”double quotation marks 雙引號(hào) ( ) parentheses 圓括號(hào) square brackets 方括號(hào) Angle bracket Brace French quotes 法文引號(hào)；書(shū)名號(hào) . ellipsis 省略號(hào) ¨ tandem colon 雙點(diǎn)號(hào) &q

12、uot; ditto 同上 parallel 雙線號(hào) virgule 斜線號(hào) ampersand = and swung dash 代字號(hào) § section; division 分節(jié)號(hào) arrow 箭號(hào)；參見(jiàn)號(hào) plus 加號(hào)；正號(hào) minus 減號(hào)；負(fù)號(hào) ± plus or minus 正負(fù)號(hào) × is multiplied by 乘號(hào) ÷ is divided by 除號(hào) is equal to 等于號(hào) is not equal to 不等于號(hào) is equivalent to 全等于號(hào) is equal to or approximately e

13、qual to 等于或約等于號(hào) is approximately equal to 約等于號(hào) is less than 小于號(hào) is more than 大于號(hào) is not less than 不小于號(hào) is not more than 不大于號(hào) is less than or equal to 小于或等于號(hào) is more than or equal to 大于或等于號(hào) per cent 百分之 per mill 千分之 infinity 無(wú)限大號(hào) varies as 與成比例 (square) root 平方根 since; because 因?yàn)?hence 所以 equals, as

14、(proportion) 等于，成比例 angle 角 semicircle 半圓 circle 圓 circumference 圓周 pi 圓周率 triangle 三角形 perpendicular to 垂直于 union of 并，合集 intersection of 交，通集 the integral of 的積分 (sigma) summation of 總和 ° degree 度 minute 分 second 秒 number 號(hào) Celsius system 攝氏度 at 單價(jià)x'是x prime(比如轉(zhuǎn)置矩陣)x"是x double-prime常

15、用英文數(shù)學(xué)式/符號(hào)的讀法Pronunciation of Numerals 數(shù)詞的讀法 - 1.Cardinals and Ordinals 基數(shù)和序數(shù) (1)100以內(nèi)的數(shù)詞 基數(shù) 序數(shù) Roman Arabic Numerals Numerals 羅馬數(shù)字 阿拉伯?dāng)?shù)字 讀法 數(shù)碼 讀法 I 1 one 1st the first II 2 two 2nd the second III 3 three 3rd the third IV 4 four 4th the fourth V 5 five 5th the fifth VI 6 six 6th the sixth VII 7 seven

16、 7th the seventh VIII 8 eight 8th the eighth IX 9 nine 9th the ninth X 10 ten 10th the tenth XI 11 eleven 11th the eleventh XII 12 twelve 12th the twelfth XIII 13 thirteen 13th the thirteenth XIV 14 fourteen 14th the fourteenth XV 15 fifteen 15th the fifteenth XVI 16 sixteen 16th the sixteenth XVII

17、17 seventeen 17th the seventeenth XVIII 18 eighteen 18th the eighteenth XIX 19 nineteen 19th the nineteenth XX 20 twenty 20th the twentieth XXI 21 twenty-one 21st the twenty-first XXV 25 twenty-five 25th the twenty-fifth XXX 30 thirty 30th the thirtieth XL 40 forty 40th the fortieth L 50 fifty 50th

18、the fiftieth LX 60 sixty 60th the sixtieth LXX 70 seventy 70th the seventieth LXXX 80 eighty 80th the eightieth XC 90 ninety 90th the ninetieth IC 99 ninety-nine 99th the ninety-ninth C 100 one hundred 100th the hundredth CII 102 a hundred 102nd the (one) hundred and two and second 246 two hundred a

19、nd forty-six 751 seven hundred and fifty-one (2)1000以上的數(shù)詞 1,000 = one thousand 一千 10,000 = ten thousand 一萬(wàn) 100,000 = one hundred thousand 十萬(wàn) 1,000,000 = one million 一百萬(wàn) 10,000,000 = ten million 一千萬(wàn) 100,000,000=one hundred million 一億 (3)十億以上的大數(shù)，英美有不同的讀法： 英國(guó) 美國(guó) 十億 one thousand million = one billion 百億

20、 ten thousand million = ten billion 千億 one hundred thousand million = one hundred billion 萬(wàn)億 one billion = one trillion 2.Fractions 分?jǐn)?shù) 通常將分子讀為基數(shù)，將分母讀為序數(shù)。 1/2 = a (or one) half 1/3 = a (or one) third 1/4 = a quarter or one fouth 1/5 = a (or one) fifth 2/3 = two thirds 9/10 = nine tenths 53/4 = five a

21、nd three quarters 15/64= fifteen over (or by) sixty-four 15% = fifteen per cent 4 = four per mill 3.Decimals 小數(shù) 0.4 = zero (or nought) point four .01 = point (or decimal) nought one 12.34 = twelve point three four 567.809 = five hundred and sixty-seven point eight nought nine 30.45 = thirty point fo

22、ur five, five recurring 0.3% = decimal three percent 4.Mathematic Forms 數(shù)學(xué)式 (1) Addition 加法 1+2=3 One and two are three. 2+3=5 Two plus three equals five. 4+0=4 Four and nought is equal to four. 45+70+152=267 45, 70 and 152 added are (or make) 267the sum (or total) is 267. 演算時(shí)的讀法： Three and seven ar

23、e ten; I write (or I write down, or I put down) a nought and carry one. Four and one that I carry are five, and eight make thirteen, and three sixteen; I write down six and carry one. One and one (that I carry) are two; I put down two.The sum (or total, or the result of the addition) is two hundred

24、and sixty. 37, 80 and 143 added together, and (or make) 260. (2)Subtraction 減法 9-4=5 Nine minus four equals (or is equal to) five. 15-7=8 Seven from fifteen leaves eight. 23,654-8,175=15,479 8,175 (take or subtracted) from 23,654 leaves 15,479. The difference (or The remainder) is 15,479. Nine from

25、five wont go. 演算時(shí)的讀法：Nought from nought (leaves) nought. One from one leaves nought (or nothing). Two from three (leaves) one. I cant take (or subtract) five from four; I must borrow ten; five from fourteen leaves nine.- The difference (or The remainder) is nine thousand onehundred. 5210 (take or su

26、bstracted) from 14,310 leaves 9,100. (3)Multiplication 乘法 1×0=0 One multiplied by nought equals nought. 1×1=1 Once one is one. 2×1=2 Twice one is two. 3×5=15 Three times five is fifteen 6×0=0 Multiply six by nothing, and the result is nothing. 演算時(shí)的讀法: Five times nine (or Nin

27、e multiplied by five) are forty-five; I put down five and carry four. Five times seven are thirty-five and four (that I carry) are thirty-nine; I write down nine and carry three. Five times six make thirty and three (that I carry) thirty-three; I put down thirty-three. Eight times nine (or Eight nin

28、e) are seven two; I write two and carry seven. Eight sevens make fifty-six and seven are sixty-three. I put down three and carry six. Eight sixes make forty-eight and six fifty-four; I write down fifty-four. I now add the partial results (or products) Five. Two and nine are eleven. Three and three a

29、re six and one are seven. Four and three make seven. (4)Division 除法 9÷3=3 Nine divided by three maks (or is equal to) three. 20÷5=4 Five into twenty goes four times. 4567÷23=198余13 23 into 4567 goes 198 times, and 13 remainder. The quotient is 198, and 13 remainder. 演算時(shí)的讀法: Fifteen in

30、to thirteen wont go ; fifteen into one hundred and thirty-eight goes nine times; nine times fifteen are one hundred and thrifty-five; one hundred and thirty-five from one hundred and thirty-eight leaves three; I bring down seven; fifteen into thirty-seven goes twice; twice fifteen are thirty; thirty

31、 from thirty-seven leaves seven. The (exact) quotient is ninety-two, and seven remainder; 15 into 1387 goes 92 times, and 7 remainder. 5.Time 時(shí)間 (1)Hours 鐘點(diǎn) 2h.5'8" = two hours five minutes eight seconds 2小時(shí)5分8秒 6.18 = six eighteen 6時(shí)18分 8.30 a.m.= eight thirty a.m.'ei 'em 上午8時(shí)30分 t

32、he 6.05 p.m. train = the six (nought) five p.m.'pi:'em train 下午6時(shí)零5分列車(chē) 又二十四小時(shí)混合制的寫(xiě)法和讀法如下： 0900 = 0 nine hundred (上午)9時(shí) 0910 = 0 nine ten (上午)9時(shí)10分 1300 = thirteen hundred 13時(shí)(下午1時(shí)) 1525 = fifteen twenty-five 15時(shí)25分(下午3時(shí)25分) 2000 = twenty hundred 20時(shí)(下午8時(shí)) at 5 o'c =at five o'clock 五點(diǎn)

33、鐘 (2)Date 日期 Oct.1 =October first 10月1日 Oct.1st = October the first 10月1日 1st Oct. 1949 = the first of October, nineteen forty-nine 1949年10月1日 3/5 = 英May (the) third 5月3日；美March fifth 3月5日 附注聯(lián)系日期前置詞用on. (3)Year 年份 684 B.C. =Six eighty-four B.C. 'bi:'si: 公元前684年 1960 = nineteen sixty; ninetee

34、n hundred and sixty 19- nineteen something 1950's nineteen fifties 二十世紀(jì)五十年代 附注聯(lián)系年份的前置詞用in. 6.Numbers 號(hào)碼 (1)Telephones Numbers電話號(hào)碼 1023 = one O two three; ten twenty-three 1227 = one double two (or two two) seven 0386 = O three eight six 0096 = double O(or O O )nine six 7000 = seven O double O =

35、seven thousand No.26= Number 26 第26號(hào) Room 201 = Room two O one 第201房間 10 Changan Street = Ten Changan Street 長(zhǎng)安街10號(hào) (2)Writings 書(shū)籍作品 Vol. I = Volume one (or the first volume) 卷一 Chap. II= Chapter two (or the second chapter) 第2章 Page 3 = page Three (or the third page) 第3頁(yè) See pp.5-10 = See Pages five

36、 to ten 見(jiàn)第5-10頁(yè) Act V = Act five (or the fifth act) 第5幕 Hamlet III 1:56 = Hamlet Act Three, Scene One. Line fifty-six 哈姆雷特第3幕第一場(chǎng)第56行 Matt.7:12 = Matthew, Chapter Seven, Verse Twelve 馬可福音第七章第12節(jié) Beethoven Op.49 = Beethoven Opus forty-nine 貝多芬作品第49號(hào) 4to = quarto 四本開(kāi) 8vo = octavo 八本開(kāi) (3)Other 其他 World

37、War I = World War One 第一次世界大戰(zhàn) World War II = World War Two 第二次世界大戰(zhàn) Charles I= Charles the First 查理一世 Henry V = Henry the Fifth 亨利五世 Mr.- = Mr. Dash; Mr. So-and-so 某某先生 Mr. B - = Mr. B -Esq., of -= the town of Blank Esquire of Blank University 某大學(xué)某某先生 the town of = the town of Blank 某某城 The result of

38、 the game was 3-0 比賽結(jié)果是三比零。 7.Money 貨幣 (1)British currency 英幣 6d. = six pence 六便士 1/2d. = a halfpenny 半便士 11/2d. = a penny halfpenny or three halfpenny or three halfpence一便士半 1/4d. = a farthing 一個(gè)銅元 33/4d.= three pence three farghings 三便士三銅元 1s.6d.(or 1/6) = one (shilling) and six (pence) 一先令六便士 1.1

39、8 = (or1.18s.)= one pound eighteen (shillings) 一鎊十八先令 1.3s.6d. = one pound, three shillings (and) sixpence 4/51/2(or4s.51/2d.) = four (shillings) and five pence halfpenny (2)U.S. currency 1.20 dollar (and) twenty (cents) 美金一元二角 4.25 = four dollars twenty-five cents 美金四元二角五分 (3)Soviet currency 前蘇聯(lián)幣 6

40、 Rb. 15 = six roubles fifteen kopecks 六盧布十五戈比 (4) German currency 德幣 1 m. 60 = one mark sixty pfennig -馬克六十芬尼 (5)French currency 法國(guó)幣 1 fr.30 = one franc. thirty (centimes) -法郎三十生丁 0 fr.15 = fifteen centimes 十五生丁 (6) Chinese People's Currency 人民幣 1.50 = one yuan and a half 一元五角 JMP 10.35 = JMP te

41、n yuan thirty-five (fen) 人民幣十元三角五分 附注：yuan單復(fù)數(shù)沒(méi)有變化： 也可作為日本本位幣“圓”的符號(hào)。 8. Weight and Measures 度量衡 (1)length, area, and volume 長(zhǎng)度、面積和容積 3 in = three inches 三英寸 15 ft.5 in = fifteen foot five (inches) 十五英尺五英寸 附注 尤其在inches省略時(shí), ft.讀作foot;如果inches也念出來(lái)，ft可以讀作feet. 18'6 5/1"= eighteen foot six and a

42、fifth (inches) 10×8feet= ten by eight feet 十英尺長(zhǎng)，八英尺寬 5"×4×31/2 = five inches by four by three and a half 長(zhǎng)五英寸，寬四英寸，高三英寸半 附注 以上二例中，乘號(hào)×表示面積或容積。 (2)Weight 重量 12 dr. 23 gr.= Twelve drams twenty-three grains 十二打蘭二十三喱 10 oz. 4 dr. = Ten ounces four drams 十盎司打蘭 (3)Capacity 容量 3 gi. = three gills 三及耳 1 qt. 1 pt = one quart one pint 一夸脫一品脫 附注 qt.,pt. 的復(fù)數(shù)是qts.,pts.,也可以不加s. 20 gal. 5 qt. =Twenty gallons five quarts 二十加侖五夸脫 5 bu. 3 pk. = Five bushels three pecks 五蒲