常见阿拉伯数学符号以及拼写数学符号的读法
α( 阿⽽法)
β( 贝塔)
γ(伽马)
δ(德尔塔)
ε(艾普西龙)
ζ(截塔)
η(艾塔)θ(西塔)ι约塔)κ(卡帕)
λ(兰姆达) µ(⽶尤)ν(纽)ξ(可系)ο(奥密克戎)
π(派)ρ(若)σ(西格马)τ(套)υ(英⽂或拉丁字母)
φ(斐)χ(喜)ψ(普西))ω(欧⽶伽)
timor
更全⾯:
1 Αα alpha a:lf 阿尔法⾓度;系数
2 Ββ beta bet 贝塔磁通系数;⾓度;系数
3 Γγ gamma ga:m 伽马电导系数(⼩写)
4 Δ δ delta delt 德尔塔变动;密度;屈光度
5 Εε epsilon ep`silon 伊普西龙对数之基数
6 Ζζ zeta zat 截塔系数;⽅位⾓;阻抗;相对粘度;原⼦序数
7 Ηη eta eit 艾塔磁滞系数;效率(⼩写)
8 Θθ thet θit 西塔温度;相位⾓
9 Ιι iot aiot 约塔微⼩,⼀点⼉
10 Κκ kappa kap 卡帕介质常数
accessories是什么意思11 ∧λ lambda lambd 兰布达波长(⼩写);体积
12 Μ µ mu mju 缪磁导系数;微(千分之⼀);放⼤因数(⼩写)
13 Νν nu nju 纽磁阻系数
14 Ξξ xi ksi 克西
15 Οο omicron omik`ron 奥密克戎
16 ∏π pi pai 派圆周率=圆周÷直径=3.1416
17 Ρρ rho rou ⾁电阻系数(⼩写)
18 ∑ σ sigma `sigma 西格马总和(⼤写),表⾯密度;跨导(⼩写)
19 Ττ tau tau 套时间常数
20 Υυ upsilon jup`silon 宇普西龙位移
21 Φφ phi fai 佛爱磁通;⾓
22 Χχ chi phai 西
23 Ψψ psi psai 普西⾓速;介质电通量(静电⼒线);⾓
24 Ωω omega o`miga 欧⽶伽欧姆(⼤写);⾓速(⼩写);⾓
希腊字母读法
Αα:阿尔法 Alpha
Ββ:贝塔 Beta
Γγ:伽玛 Gamma
Δδ:德尔塔 Delte
Εε:艾普西龙 Epsilon
ζ:捷塔 Zeta
Ζη:依塔 Eta
Θθ:西塔 Theta
Ιι:艾欧塔 Iota
Κκ:喀帕 Kappa
∧λ:拉姆达 Lambda
Μµ:缪 Mu
Νν:拗 Nu
Ξξ:克西 Xi
Οο:欧麦克轮 Omicron
∏π:派 Pi
sinceΡρ:柔 Rho
∑σ:西格玛 Sigma
Ττ:套 Tau
Υυ:宇普西龙 Upsilon
Φφ:fai Phi
Χχ:器 Chi
Ψψ:普赛 Psi
Ωω:欧⽶伽 Omega
希腊字母怎么打
打开Office⽂档之后,在你需要输⼊希腊字母的时候,先将输⼊法切换为英⽂状态,然后同时按下三个键Ctrl+Shift+Q ,⼯具栏上的"字体"就会发⽣变化此刻,你再对照下表输⼊a,b,c……即可得到您想要的希腊字母。注意,⼤⼩写状态时所代表的希腊字母也会有⼤⼩写区分的哦!
—dash 破折号
' 'single quotation marks 单引号
" "double quotation marks 双引号
( )parenthes 圆括号
[ ]square brackets ⽅括号
《》French quotes 法⽂引号;书名号
...ellipsis 省略号
¨tandem colon 双点号
"ditto 同上
‖parallel 双线号
/virgule 斜线号
&ampersand = and
~swung dash 代字号
§ction; division 分节号
→arrow 箭号;参见号
+plus 加号;正号
-minus 减号;负号
±plus or minus 正负号
×is multiplied by 乘号
÷is divided by 除号
=is equal to 等于号
≠is not equal to 不等于号
≡is equivalent to 全等于号
≌is equal to or approximately equal to 等于或约等于号
≈is approximately equal to 约等于号
<is less than ⼩于号
>is more than ⼤于号
≮is not less than 不⼩于号
≯is not more than 不⼤于号
≤is less than or equal to ⼩于或等于号
≥is more than or equal to ⼤于或等于号
%per cent 百分之…
‰per mill 千分之…
∞infinity ⽆限⼤号
∝varies as 与…成⽐例
√(square) root 平⽅根
∵since; becau 因为
∴hence 所以
modern family
∷equals, as (proportion) 等于,成⽐例
∠angle ⾓
⌒micircle 半圆
⊙circle 圆
○circumference 圆周
πpi 圆周率
△triangle 三⾓形
⊥perpendicular to 垂直于
∪union of 并,合集
∩interction of 交,通集
∫the integral of …的积分
∑(sigma) summation of 总和
°degree 度
′minute 分
〃cond 秒
#number …号
℃Celsius system 摄⽒度
@at 单价
α( 阿⽽法)
β( 贝塔)
γ(伽马)
δ(德尔塔)
ε(艾普西龙)
ζ(截塔)
η(艾塔)θ(西塔)ι约塔)κ(卡帕)
λ(兰姆达) µ(⽶尤)ν(纽)ξ(可系)ο(奥密克戎)
π(派)ρ(若)σ(西格马)τ(套)υ(英⽂或拉丁字母)φ(斐)χ(喜)ψ(普西))ω(欧⽶伽)
各种符号的英⽂读法
'exclam'='!'
'at'='@'
'numbersign'='#'
'dollar'='$'
'percent'='%'
'caret'='^'
'ampersand'='&'
'asterisk'='*'
'parenleft'='('
'parenright'=')'
'minus'='-'
'underscore'='_'
'equal'='='
'plus'='+'
'bracketleft'='['
'braceleft'='{'
'bracketright'=']'
'braceright'='}'
'micolon'=';'
'colon'=':'
'quote'='''
'doublequote'='"'
'backquote'='''
'tilde'='~'
'backslash'='\'
'bar'='|'
'comma'=','
'less'='<'
'period'='.'
'greater'='>'
'slash'='/'
'question'='?'
'space'=' '
~~~~~~~~~~~~~~~~~~~~~~
 ̄ hyphen 连字符
among
' apostrophe 省略号;所有格符号
— dash 破折号
' 'single quotation marks 单引号
" "double quotation marks 双引号
( ) parenthes 圆括号leather
itoa
[ ] square brackets ⽅括号
Angle bracket
{} Brace
《》French quotes 法⽂引号;书名号
... ellipsis 省略号
conexant¨ tandem colon 双点号
" ditto 同上
‖ parallel 双线号
/ virgule 斜线号
& ampersand = and
~ swung dash 代字号
§ ction; division 分节号
→ arrow 箭号;参见号
+ plus 加号;正号
- minus 减号;负号
± plus or minus 正负号
expected是什么意思× is multiplied by 乘号
÷ is divided by 除号
= is equal to 等于号
≠ is not equal to 不等于号
≡ is equivalent to 全等于号
≌ is equal to or approximately equal to 等于或约等于号≈ is approximately equal to 约等于号
< is less than ⼩于号
> is more than ⼤于号
≮ is not less than 不⼩于号
≯ is not more than 不⼤于号
≤ is less than or equal to ⼩于或等于号
≥ is more than or equal to ⼤于或等于号
% per cent 百分之…
‰ per mill 千分之…
∞ infinity ⽆限⼤号
∝ varies as 与…成⽐例
√ (square) root 平⽅根
∵ since; becau 因为
∴ hence 所以
∷ equals, as (proportion) 等于,成⽐例
∠ angle ⾓
⌒ micircle 半圆
⊙ circle 圆
○ circumference 圆周
π pi 圆周率
△ triangle 三⾓形
⊥ perpendicular to 垂直于
∪ union of 并,合集
∩ interction of 交,通集
∫ the integral of …的积分
∑ (sigma) summation of 总和
° degree 度
′ minute 分
〃 cond 秒
# number …号
℃ Celsius system 摄⽒度
@ at 单价
x'是x prime(⽐如转置矩阵)
x"是x double-prime
常⽤英⽂数学式/符号的读法
Pronunciation of Numerals 数词的读法
----------------------------------------------------------------------
1.Cardinals and Ordinals 基数和序数
(1)100以内的数词
基数序数
Roman Arabic
Numerals Numerals
罗马数字阿拉伯数字读法数码读法
I 1 one 1st the first
II 2 two 2nd the cond
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 ven 7th the venth
VIII 8 eight 8th the eighth
IX 9 nine 9th the ninth
萌猫snoopy微博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 venteen 17th the venteenth
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 the fiftieth
LX 60 sixty 60th the sixtieth
LXX 70 venty 70th the ventieth
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 cond
246 two hundred and forty-six
751 ven hundred and fifty-one
(2)1000以上的数词
1,000 = one thousand ⼀千
10,000 = ten thousand ⼀万
100,000 = one hundred thousand ⼗万
1,000,000 = one million ⼀百万
10,000,000 = ten million ⼀千万
100,000,000=one hundred million ⼀亿
(3)⼗亿以上的⼤数,英美有不同的读法:
英国美国
⼗亿 one thousand million = one billion
百亿 ten thousand million = ten billion
千亿 one hundred thousand million = one hundred billion 万亿 one billion = one trillion
2.Fractions 分数
通常将分⼦读为基数,将分母读为序数。
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 and three quarters
15/64= fifteen over (or by) sixty-four
15% = fifteen per cent
4‰ = four per mill
3.Decimals ⼩数
0.4 = zero (or nought) point four
.01 = point (or decimal) nought one