查询词典 triangular number

a positive number：正数

radius 半径 | a positive number 正数 | a negative number 负数

odd-carbon number predominance：奇碳数优势

odd-carbon chain 奇碳链 | odd-carbon number predominance 奇碳数优势 | odd-carbon number 奇碳数

Prime factor：质因子,质因数

prime number 质数,素数 | prime factor 质因子,质因数 | composite number 合数

prime number e.g：质数

合数composite number e.g. 4,6,8,9,10,12,14,15... | 质数prime number e.g.2,3,5,7,11,13,15... | 倒数inverse reciprocal

prime number, prime：素数

素模型|prime model | 素数|prime number, prime | 素数定理|prime number theorem

decimal","an integer plus a proper fraction：小数

"带分数","mixed number","the numerator greater than denominator" | "小数","decimal","an integer plus a proper fraction" | "有理数","rational number","a fraction expressed in tenths, hundredths,etc"

proper fraction","a number below the line of a fraction：真分数

"分母","denominator","a number above the line of a fraction... | "真分数","proper fraction","a number below the line of a fraction" | "假分数","improper fraction","the numerator less than the denominat...

pseudo random number：伪随机数

pseudo page fault 伪页面出错 | pseudo random number 伪随机数 | pseudo random number sequence 伪随机数序列

pseudoproduct：伪积

pseudoprime number 伪素数 | pseudoproduct 伪积 | pseudorandom number 伪随机数

quaternary number system：四进制系

quaternary number 四进制 | quaternary number system 四进制系 | quaternary system 四元系

Camphorwood：香樟

camphor oil 樟脑油 | camphorwood 香樟 | camp process 水泥保护木柱法

platinum resistance thermometer sensor：铂热电阻

plateau,平台;坪 | platinum resistance thermometer sensor,铂热电阻 | playback apparatus,回放仪