coefficient

名词 coefficient:

1. a constant number that serves as a measure of some property or characteristic

1. The thermostat is based on the fact that different metals have different coefficients of expansion.
   恒温器是以不同的金属有不同的膨胀系数这一事实为根据的。
2. A binary-coded decimal code for representing decimal numbers in which each decimal digit is represented by seven binary digits which are coefficients of8,6,4,2,0,1,0, respectively.
   用于表示十进制数的一种二进制编码的十进制码，其中每位十进制数用七位二进制数来表示，它们分别是8,6, 4,2, 0,1和0的系数。五－二码表如下：

co.ef.fi.cient

n.Abbr. coef.（名词）缩写 coef.
Mathematics A number or symbol multiplying a variable or an unknown quantity in an algebraic term, as 4 in the term 4x, or x in the term x ( a + b ).
【数学】 系数：在代数项中乘以变量或未知量的一个数或符号，例如在代数式4x 中的4或 x 在代数式 x ( a + b )中
A numerical measure of a physical or chemical property that is constant for a system under specified conditions such as the coefficient of friction.
系数，率：物理或化学性质的数值度量，在规定条件下对于一个系统来说它是常量，例如摩擦系数