Design: This was a cross-sectional study.
设计：这是一项代表性研究。
DESIGN: This was a cross-sectional study.
设计：一项横断面研究。
DESIGN: Prospective, cross-sectional study.
设计：前瞻性的横向研究。
Method: A cross-sectional study was conducted.
方法：横断面调查研究。
This research is a cross-sectional investigation.
此研究是一个横断面调查。
Methods: The method of cross sectional study was adopted.
方法：采用横断面调查研究方法。
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。
The resistance is halved if the cross - sectional area is doubled.
如果截面积增加一倍，则电阻减少一半。
This is because panel data consist of times series data and cross sectional data.
这是因为面板数据包括时间序列数据和横截面数据。
The new nationalism puts the national need before sectional or personal advantage.
新国家主义将国家需要置于派系或个人利益之前。
The sectional area of the suction pipeline is no less than pump flowing channel's.
吸入管路截面积必须大于或等于泵流道断面积。
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。
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。
The cross sectional transitions are smooth to avoid dead spaces and minimize pressure loss.
横截面的平滑转变避免了死空间，并且使压力损失达到最小。
Enlarging the sectional area of surge tank obviously changes minimum pressure in draft tube.
增大调压室面积会明显改变尾水管最小压力值。
Limitations to this study include the cross-sectional design and self-report of sun exposure.
此项研究的局限性包括横向设计及自我报告日晒情况。
Limitations to this study include the cross-sectional design and self-report of sun exposure.
此项研究的局限性包括横向设计及自我报告日晒情况。
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