variance
英 [ˈveəriəns]
美 [ˈveriəns]
n. 变化幅度; 差额
复数:variances
Collins.1 / BNC.7319 / COCA.5027
习惯用语
n.
- at variance (with sb/sth)
- 看法不一;矛盾;冲突
disagreeing with or opposing sb/sth - These conclusions are totally at variance with the evidence.
这些结论与证据完全相悖。
牛津词典
noun
- 变化幅度;差额
the amount by which sth changes or is different from sth else- variance in temperature
温差 - a note with subtle variances of pitch
音高有细微变化的音符
- variance in temperature
柯林斯词典
- PHRASE (与…)不一致,相矛盾
If one thing isat variance withanother, the two things seem to contradict each other.- Many of his statements were at variance with the facts...
他的说法有很多和事实不符。 - This idealistic concept is at variance with reality.
这种理想主义的观念和现实相矛盾。
- Many of his statements were at variance with the facts...
- N-VAR 差异;不同
Thevariancebetween things is the difference between them.- ...the variances in the stock price.
股票价格的变化 - ...total revenue variance.
总收入的差异
- ...the variances in the stock price.
英英释义
noun
- an activity that varies from a norm or standard
- any variation in his routine was immediately reported
- an official dispensation to act contrary to a rule or regulation (typically a building regulation)
- a zoning variance
- the quality of being subject to variation
- a difference between conflicting facts or claims or opinions
- a growing divergence of opinion
- the second moment around the mean
- discord that splits a group
- an event that departs from expectations
双语例句
- Note that severity of risk is directly related to the variance in the estimation of a project's parameters.
注意到风险的严重程度直接关系到项目参数的估计中的方差。 - Improvement of interval estimation for generalized variance in multivariate normal distribution;
本文对两正态混合分布参数估计问题进行了研究。 - This components of parameter variance depends on the sample size.
参数方差的这一组成部分依赖于样本容量。 - The performance of the two controllers of distillation column is evaluated by minimum variance as a benchmark.
用最小方差准则对两个精馏塔控制系统的性能进行了分析。 - We study the unstable autoregressive process for the first order with infinite variance.
对具有无限方差的一阶自回归非平稳过程进行了研究。 - And the five group of the sausages were carried out to general sensory evaluation and variance analysis.
并对这五组香肠进行感官综合评价和方差分析。 - The good in him was a constant variance with the bad.
他善良的一面经常和邪恶的一面发生矛盾。 - The variance optimality of combining ridge and principal components estimate is discussed in the class of reduced-dimension estimates.
讨论了岭型主成分估计在一类降维估计中的方差性质,证明了在一定条件下岭型主成分估计的方差和最小。 - Methods: Orthogonal design and analysis of variance were used.
应用正交设计实验方法和方差分析。 - We simulate the stochastic cycle time and get its mean and variance.
我们模拟随机的周期时间,得到平均值以及变异数。