以车削正四棱柱为例,进行了误差分析,得到了刀具长度与工件尺寸和容许误差间的关系。
Then by taking the regular square prism as an example, the machining error is analyzed, and the relationship among the length of the lathe tool, the work dimension and the tolerance is obtained.
如果您还能容许一点点误差的话,那么还有更简单的方法。
If you are willing to accept a little more imprecision, even simpler approaches are possible.
这种胶卷容许调焦误差。
在一定条件下,误差在容许的范围之内。
采用随机干扰方法,在地震观测误差容许值范围内,对地震观测资料进行人为随机干扰。
An artificial random disturbance is carried out for some seismological observation data in the allowance range of seismological observational error with random disturbance method.
在二次损失函数下,研究了增长曲线模型误差方差的非齐次二次型估计的可容许性问题。
The admissibility of non-homogeneous quadratic form estimate of variance on the growth curve model was studied under quadratic loss function.
文中给出并证明了在椭球约束条件下线性模型中,误差方差的非负二次估计的可容许性问题的一个必要条件。
The paper raises and proves an essential condition of volumetric property of nonnegative secondary estimation of deviation and variance in linear model.
本文给出了线性模型中椭球约束下,误差方差非负二次估计可容许的一个必要条件。
This paper gives a necessary condition for the admissibility of a nonnegative, quadratic estimator for error variance in linear model with respect to restricted ellipsoidal parameter space.
在二次损失函数下,研究了增长曲线模型误差方差的非齐次二次型估计的可容许性问题。
We study the admissibility of the quadratic estimate for error variance in two classes of growth curve model.
证明了在均方误差准则下,在该估计类中不存在一致最优不变估计,且方差分析估计是不容许估计。
It is proved that there is no best estimator in the class under mean-squared-error criterion and the Analysis-of-variance (ANOVA) estimator is also inadmissible.
证明了在均方误差准则下,在该估计类中不存在一致最优不变估计,且方差分析估计是不容许估计。
It is proved that there is no best estimator in the class under mean-squared-error criterion and the Analysis-of-variance (ANOVA) estimator is also inadmissible.
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