## 数学符号中英文名称大全

http://www.newdu.com 2018-10-04 符号大全 参加讨论
 +　 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; because　因为    ∴　hence　所以    ∷　equals, as (proportion)　等于，成比例    ∠　angle　角    ⌒　semicircle　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    ∩　intersection of 交，通集    ∫　the integral of …的积分    ∑　(sigma) summation of　总和    °　degree　度    ′　minute　分    ″　second　秒    ℃　Celsius system　摄氏度 (责任编辑：admin)

(0)
0%

(0)
0%
------分隔线----------------------------