1.
A new method for unbiased estimating standard deviation of strength of concrete of inspected lot is proposed in this paper.
给出了一种混凝土验收批强度标准差的无偏估计方法。
2.
This gin is 15 per cent under proof.
这种杜松子酒还差百分之十五才到强度标准。
3.
temperature standard material for DTA
差热分析温度标准物质
4.
Of standard alcoholic strength.
标准度数的具有标准酒精强度的
5.
Analysis of the Characteristics of the Atmospheric Turbulene Intensity and the Similarity of the Standard Deviations of Wind Velocity over the North Yellow Sea
北黄海海域大气湍流强度特征及风速标准差相似性分析
6.
standard sand for testing strength of hydraulic cement mortars
水泥强度试验用标准砂
7.
The Study of Measurement Relationship between Range,Average Deviation and Standard Deviation;
极差、平均差和标准差之间测度关系研究
8.
On the Cost Variance under Standard Cost Accounting System;
标准成本会计制度下成本差异的处理
9.
The accura-cy of the estimatations is expressed in term of the resulting standard errors or as abound on the systematic error.
估计精度用结果标准误差或系统误差带表示。
10.
As a measure of risk, mean absolute deviation is better than variance in a sense.
作为度量风险的标准 ,绝对离差比方差更为合适 .
11.
Quality Control and Evaluation Methods of Portland Cement Concrete Compression Strength with Standard Deviation Requirements
有标准差要求的混凝土抗压强度质量控制与评定方法的研究及其运用
12.
Direct Calculation of Bulk Carrier Structure Strength and Research of Strength Criterion;
散货船结构强度直接计算及强度标准研究
13.
Image Enhancement Algorithm Based on Local Mean and Standard Deviation
基于局部均值和标准差的图像增强算法
14.
Standard for check and accept of railway concrete strength
铁路混凝土强度检验评定标准
15.
neutral spirits
ph.1. 【化】中性酒精(标准强度在190以上者)
16.
Standard sand for cement strength test
GB178-1977水泥强度试验用标准砂
17.
Standard lamps for the measurement of luminous intensity and luminous flux
GB15039-1994发光强度、总光通量标准灯泡
18.
Standard for adhesive strength test of tapestry brick for building engineerings
建筑工程饰面砖粘结强度检验标准