数学符号读法

更新时间:2023-07-13 00:35:32 阅读: 评论:0

符号的英文读法

period 句号

≈ is approximately equal to 约等于号

comma 逗号

is less than 小于号

colon 冒号

is more than 大于号

米兰花的养殖方法; micolon 分号


is not less than 不小于号

exclamation 惊叹号

is not more than 不大于号赡养老人

question mark 问号

≤ is less than or equal to 小于或等于号

hyphen 连字符

≥ is more than or equal to 大于或等于号

' apostrophe 省略号

;所有格符号

per cent 百分之

东莞市社保查询- dash 破折号

‰ per mill 千分之

' ' single quotation marks 单引号

∞ infinity 无限大号

double quotation marks 双引号


varies as 成比例

( ) parenthes 圆括号

√ (square) root 平方根

[ ] square brackets 方括号

since; becau 因为

French quotes 法文引号;书名号

hence 所以

.
.. ellipsis 省略号

equals, as (proportion) 等于,成比例

¨ tandem colon 双点号

angle

ditto 双点号

micircle 半圆

parallel 双线号

circle


virgule 斜线号

circumference 圆周

ampersand = and

π pi 圆周率

swung dash 代字号

triangle 三角形

§ ction; division 分节号

perpendicular to 垂直于

arrow 箭号;参见号

union of 并,合集

plus 加号;正号

interction of 交,通集

minus 减号;负号

∫ the integral of …的积分   shait

± plus or minus 正负号


( ∑ sigma) summation of 总和

× is multiplied by 乘号

° degree

÷ is divided by 除号

′ minute

is equal to 等于号

″ cond

≠ is not equal to 不等于号

number …

播音稿范文 is equivalent to 全等于号

Celsius system 摄氏度

is equal to or approximately equal to 等于或约等于号

at 单价

R’ R prime

R” R double prime, R cond prime


再次重逢R1 R sub one

100° C one hundred degrees Centigrade

+ plus; positive

- minus; negative

´ multiplied by; times

¸ divided by

± plus or minus

= is equal to; equals

º is identically equal to

» is approximately equal to

( ) round brackets; parenthes

[ ] square brackets

{ } braces

a>>b a is much greater than b

a³ b a is greater than or equal to b


aµ b a varies directly as b

lognX logX to the ba n

五首古诗the cubic root of x

the nth root of x

x2 x square, x squared, the square of x

Xn X to n factors; the nth power of x; x to the power n

x -8 x to the minus eighth power

ï xï the absolute value of x

the mean value of X

the sum of the terms indicated; summation of

里字笔顺D x or d x the increment of x

dx differential x

dy/dx the first derivative of y with respect to x

ò integral

¥ infinity


1/2 a half; one half

2/3 two thirds

5/123 five over a hundred and twenty-three

属蛇和属虎的合不合eight and three over fourths; eight and three quarters

0.01 O point O one; zero point zero one; nought point nought one

6 % 6 percent

3‰ 3 per mille

2 : 3 the ratio of two to three

r=xd r equals x multiplied by d

5´ 2=10 five times two equals ten

x3/8=y2 x raid to the third power divided by eight equals y squared

(a+b-c´ d)/e=f a plus b minus c multiplied by d, all divided by e equa
ls f

y = (Wt-W)/x y equals W sub t minus W over x

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