Cross-sectional Study 横断面研究 ; 横断研究 ; 横断面调查
cross-sectional area 截面积 ; 横剖面面积 ; 横切面面积 ; 横截面积
Cross-sectional 横断面 ; 研究 ; 横截面
cross-sectional design 横断设计 ; 横断面设计 ; 横向设计
cross sectional view 横剖面视图
Dimensional and cross-sectional tolerances 尺寸和横截面公差
Cross Sectional Econometrics 横截面计量经济学
fuselage maximum cross sectional area 机身最大横截面积
cross sectional area 横截面 ; 横截面积
同义词: cross-sectional
以上来源于: WordNet
The ratio of aircraft length to maximum cross sectional area also influences the intensity of the sonic boom.
飞机的长度和最大横截面面积之比也会影响音爆的强度。
Method cluster sampling and cross sectional study.
方法整群抽样,横断面调查。
The autocorrelation coefficient is constant over a cross sectional area of the jet.
在射流的横截面上,自相关系数为一常数。
The piston has a cross-sectional area, a, and the force pressure is force per volume area.
我们以活塞系统为例,来说明膨胀功。
It's a more powerful method than something called a cross-sectional study, and I'll come back in a later lecture and talk about these in more detail, but a cross-sectional study means you're taking a snapshot of a population of people at one time.
这种方法比所谓的横断面研究更加有效,我将在以后的课中,再仔细讨论这个问题,但横断面研究是指,你一次记录下一群人的状况
Well, a cross-sectional study would mean that you'd get a random group of the population and measure them in 1970 and then take another random group five years later and measure them, but it wouldn't be the same people necessarily, it would be different groups of people.
那么,横断面研究就是,1970年你在人群中随意选择一组人,并记录下相关数据,然后,五年后再随意选择一组人记录数据,但这不需要是同一组人,通常是不同的人
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