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。
Only a few sectional shapes are sensitive to this condition.
只有少数断面形状对这种情况是敏感的。
This research is a cross-sectional investigation.
此研究是一个横断面调查。
DESIGN: a cross-sectional study according to the diagnosis and on the basis of community.
设计：以诊断为依据、社区为基础的横断面研究。
Design: This was a cross-sectional study.
设计：这是一项代表性研究。
Method: A cross-sectional study was conducted.
方法：横断面调查研究。
DESIGN: This was a cross-sectional study.
设计：一项横断面研究。
DESIGN: This was a cross-sectional study.
设计：一项横断面研究。
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