quotient of difference
英 [ˈkwəʊʃnt ɒv ˈdɪfrəns]
美 [ˈkwoʊʃnt əv ˈdɪfrəns]
增量比
双语例句
- Combined direction difference quotient method with advance and retreat method in structural optimization of discrete variables, mix arithmetic is presented in structural optimization of discrete variables, whose main body is based on direction difference quotient method.
将离散变量结构优化设计的相对差商算法和进退法相结合，提出了一种求解离散变量结构优化设计的混合算法&以相对差商法为算法主体。 - In this paper we introduce special morphisms on difference sets and we prove that the quotient of the equivalence classes defined by special morphisms is a difference set.
在差分集中引入了特殊态射，证明了由特殊态射定义的等价类所作成的商还是差分集。 - Based on the quotient of difference being the grey derivative's whitening values in the GM ( 1,1) direct modeling method, direct modeling method of GM ( 1,1) with a step by step optimum grey derivative's whiting values is put forward.
在GM（1,1）直接建模法以差商作为灰导数白化值的基础上，提出了一种逐步优化灰导数白化值的方法。 - The manifestation of the deflection of the development quotient of LBW children is obvious, and the detection rate of low weight is statistic difference from NBW.
LBW儿童的生长发育偏离现象明显，低体重的检出率与NBW组相比有统计学差异。 - In 1 year old infants, the development age and development quotient of the experiment group were higher than the control group. There were a significant difference between the two groups except the gross motor.
在12月龄时，实验组小儿的智能发育年龄（DA）及智能发育商（DQ）高于对照组，除大运动外，差异具有显著性。