At the national level it is easy enough, though expensive, to account for this by surveying CPOs and including them in the sample in proportion to their share of the population.
尽管昂贵，但从国家水平来看，民意调查如按CPOs在总人口中所占的比例计算，调查就会很容易。
"The rest are primarily going to be smaller organisms, and a large proportion of them will be dwelling in places that are hard to reach or hard to sample, like the deep oceans," said Dr Tittensor.
“剩余的应该主要是更小型的生物，它们中有相当大的比例可能生活在我们几乎无法到达和取样的地方，例如深海。”Tittensor博士说。
How to Sample a specific proportion of lines from a big file in r?
如何从R中的大文件的特定比例的线样？
The influence of number of ingredients, blends proportion, selection of hard monomer, crosslinking monomer and sample preparing methods to the damping property were investigated.
考察了组分数、共混比例、硬相单体的选择、交联单体及不同制样方法对材料阻尼性能的影响。
Finally, the other large proportion is decided to reduce those sample points lie on the further from the different class center so that the representative boundary vectors can be extracted.
最后以另一个大的比例减去位于距异类中心较远的对分类不起作用的样本点，以便提取具有代表性的边界向量。
The gas and oil must be recombined in correct proportion to obtain a representative reservoir-fluid sample.
油气必须以适当的比例进行混合，以得到典型的油藏流体样本。
Conclusion STR multiplex examination is an ideal method to study the genotype of each component and their combination ratio in a mixed biological sample with certain composed proportion.
结论应用荧光标记STR多基因座联合检测技术可以对一定比例的混合生物样品进行STR基因型判定，并对其混合比例状况进行大致推断。
Evidently, the sample does not result in a huge proportion of family firms per market - the highest percentage of family firms is in Brazil (almost 35%) whereas the lowest is in Egypt (25%).
显然，样本不会导致一个巨大的比例，家庭企业，每市场-家庭公司的比例最高的是在巴西(近35%)，而最低的是在埃及(25%)。
After the final statistical distribution grade sample valuations, the frequency of ore amount of industrial index proportion.
统计出了估值后样品品位分布频数，得出了工业指标下的矿量比例。
The experiment reveals that composite sample strength does not mean a simple addition of reinforcing pile and soil according to their replacement proportion.
实验结果表明：复合体的竖向强度不是两种材料按一定几何比例简单叠加。
Flow measurement of liquid zinc based on soft sensor technique is that weighing sensor is used, according to the proportion of liquid zinc height and weigh, also proposed the sample period 0.
基于软测量技术的锌液流量测量采用称重传感器，以液面高度与重量成正比为判据，按0。
Flow measurement of liquid zinc based on soft sensor technique is that weighing sensor is used, according to the proportion of liquid zinc height and weigh, also proposed the sample period 0.
基于软测量技术的锌液流量测量采用称重传感器，以液面高度与重量成正比为判据，按0。
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