sample size的例句大全

The size of an audience estimated to exist in the population, based on sample information.

根据样本的信息,推断在总体人口中所存在的某种受众总量.

The human face detail drawing obtains which to the examination carries on the pretreatment likely, including the geometry, the greyhound, the size normalization, obtains the unification size training sample and the test sample data. 3.

对检测得到的人脸部分图像进行预处理，包括几何、灰度、大小归一化，得到统一尺寸的训练样本和测试样本数据。

The analysis of experiment data shows that OLF 1 on line ferrography is very sensitive to large wear debris, and the size and variety of sample values reflect the variety and tendency of gear surface condition.

试验数据分析表明，OLF－1在线铁谱仪对大磨粒有很强的敏感性，其采样值的大小和变化反映了齿面状态的变化。

The "clean" area could be adjusted by setting some parameters, such as setpoint, scan size, scan rate, scan sample/ lines, offset, and scan duration.

通过调节设置点、扫描范围、扫描速率、扫描线数、偏置值等成像参数及扫描时间，可以控制清扫的力度和范围。

Recovery of silver from silver manganite with chloride roasting cyanide leaching process are studied. The effects of sodium chloride addition, particle size of ore sample, roasting time, roasting temperature on recovery rare of silver are examined.

研究了以氯化焙烧-氰化浸出工艺从银锰矿中回收银，考察了氯化钠加入量、矿石粒度、焙烧时间、焙烧温度对银浸出率的影响。

This technique demonstrated the potential applications of localized cell detachment for small size sample preparations and localized bio-medical therapies.

这项技术为局部细胞剥落的实现提供了可能，并能够应用于小样品采样和局部生物医学治疗。

The wide size range and high spatial resolution obtained with the multilayer gradient separation are especially important when the method is employed for analysis of an unknown sample without any information available.

利用有梯度分离的宽尺寸分布及高空间分辨率，有利于对没有任何信息未知样品进行分离。

In the high mountain area under arid climate, stream sediment geochemical survey at the 1/ 50000 scale was carried out with the sampling density of 4 points per square kilometer. The grain size of the sample in initial preparation stage was-20~+ 120 mesh.

在干旱高山景观区，以4点/km2的采样密度，选择-20~+120目粒级段为初加工粒级，开展1∶5万水系沉积物地球化学测量。

The study of the effect of sample particle size on thermal analysis

样品粒度对差热分析影响的研究

The sample obtained is characterized by XRD, TEM and TG-DTA, and the particle is spherical crystal with average diameter of 50 nm, it has narrow size distribution and well dispersity.

采用XRD，TEM，TG-DTA等测试手段对样品进行表征，实验所制得的α-Fe2O3纳米粒子晶型为球形，平均粒径为50nm，粒度分布范围较窄且单分散性好。

《 Judge picture of macrostructure defect for structural steel 》 GB/ T1979-2001 is the sole for profiled bar and flat bar in China, but the size of defect in the sample is not in proportion to the standard of the sample.

《结构钢低倍组织缺陷评级图》GB/T1979-2001是目前国内唯一钢铁型材、扁材低倍组织缺陷评级图，但样品缺陷的大、小与样品规格不成正比。

Research on Sample Capacity in the Electronic Test of Raw Silk Size

生丝纤度电子检验中的样本容量研究

On this foundation an investigation on such problems as the number of sample skeins during size designing was also made, which may serve as a reference for engineering technicians.

在此基础上，又探讨纤度设计时的样茧粒数、二区茧丝纤度的允许差值等问题，可供工程技术人员参考。

Sample preparation for particle size distribution analysis of powder materials

粉材粒径分析样品制备方法的研究

Cluster of Equal Size Sampling Supplemented by Stratified Sample

辅以分层抽样样本的等容量整群抽样方法

Twelve Structural parameters and the aromatic cluster size of each sample were obtained.

得到了十二种煤的结构参数，并计算了三个样品的芳香簇团大小，获得了各个样品的结构特征及变化规律。

Thanks to all the free samples I get, I'm never without travel-sized toothpaste, free sample bottles of shampoo and conditioner, packets of body wash or tiny soaps, and a large stash of perfume vial samples 。

多亏我收集了很多免费的试用品，我拥有的旅行装牙膏、免费试用装的洗发水、润发素、沐浴液和小包香皂用都用不完。我还屯了很多小瓶装的试用装香水。

Grain size of the sample had been measured.

降尘量和粒度参数值在尘暴前期和后期都呈现不同特征.

Methods An equal-sized stratified multi-stage randomly sampling design was applied to obtain three provincially representative sample groups consisted of 720 Guangdong residents each, aged at 12,35-44 and 65-74 years old respectively, with a gender ratio of half to half.

方法采用多阶段分层等容量随机抽样的方法，抽取广东省12岁、35~44岁、65~74岁城乡常住人口各720人，男女各半。

the new antibody conjugates are designed for western blotting applications, which use gel electrophoresis to separate proteins from a sample of cell or tissue based on molecular weight and size.

新的抗体连接方法是为蛋白质印迹法专门设计的。后者是一种凝胶电泳法可根据细胞和组织样本的分子重量对其进行分离。