specific assignment sampling是什么意思

网络释义

用法例句

We should stick to the fact that the Communist Party of China is a kind of means to help the people fulfill the special task in the specific period of time.

从观念上和理论上自觉地认定共产党是人民群众在特定的历史时期为完成特定的历史任务的一种工具 ,是贯彻“三个代表”重要思想的基础。

Because of the properties and tasks of colleges and universities, it is inevitable for their security organizations to possess specific educational function.

高等学校的性质、任务决定了高校保卫组织具有“特定”的教育职能。

Based on the Van's Gas Formula and ideal gas formula,this thesis has educed three brief formulas for gas pressue calculation under specified conditions.

文中在范氏气态方程和理想气态方程的基础上,又推导出了在特定条件下,3种计算瓦斯压强的简便公式,并通过实例计算,验证了这种简便公式计算结果的准确性。

Results show the composition and distribution of PAEs in special air environments, for example, in the sports ground with new plasto-rubber racetrack、in a new car or in plastic film greenhouse.

以南京城区大气环境为对照,通过检测特定环境(新配置塑胶跑道的体育场、新轿车内、塑料蔬菜大棚内)中大气悬浮颗粒物上酞酸酯(PAEs)的组成和分布,文中还就特定环境与城区大气环境PAEs污染的差异,评价了PAEs在特定环境中的环境污染行为,这些结果可为自然条件下PAEs迁移过程的研究提供重要依据。

The experimental results showed that in the UASB reactor, the special effective microorganisms(EM) consisted of such preponderant microorganisms as bacilli, spirilla and cocci,and that the COD removal efficiency was apparently negatively correlative to the percentage of bacilli numbers,apparently positively correlative to the percentage of spirilla n.

实验结果表明:UASB反应器中特定EM是由杆菌、螺旋菌与球菌等优势微生物组成,且杆菌微生物比重变化与COD去除率呈显著负相关性(r=0。

Measurement of the Eight Items Specific Protein in Viral Hepatitis Surm;

病毒性肝炎患者的血清特定蛋白检测

A Survey on HIV/AIDS and Syphilis Prevalence among Special Groups of Population in Shaoguan City 2002;

韶关市2002年特定人群HIV和梅毒感染情况调查分析