高次项系数  High-order Coefficient

二项数系数  binomial coefficient

3.7一二甲基一辛烯一一一醇一一  rhodinol

均一系数  uniformity coefficient; coefficient of uniformity

量子一次一密  quantum one-time pad

时延一次项  first order of delay

数轴上的点和实数一一对应  number line

同一系数  coefficient of agreement

一次系统  Primary system

一次系统图  primary system diagram

一次一个  one at a time; One-off

一次一个人  one at a time

一次一密  one-time pad; one-time-pad; one-time key; one time pad; One-time password; once a key; different keys in each encryption; One-time One-password; one-time padding

一次一密体制  one-time-pad system

一次一炮发爆器  on-highway truck

一次一行印刷机  line printer; line-at-time printer

一次一页印刷机  page-at-a-time printer

一次一字符打印机  character-at-time printer; character-at-a-time printer

转置一项〔数学〕  term; transpose a