Results Among 28 included studies, 5 were Chinese literatures, 1 was RCT, and the others were cross-sectional studies.
结果共纳入28篇文献，其中中文5篇，除1篇为随机对照试验外，其余均为横断面研究。
In these studies, sectional deformation has been presented as the change of width and height of the cross-section.
在这些研究中，各段变形被描述成横截面的宽度和高度的变化。
Bacterial concentrations are higher during exacerbation than during stable disease; however, these studies are cross sectional and devoid of strain typing.
虽然疾病加重期的气道细菌浓度高于稳定期，但是，以前的研究均为横断面研究，且缺乏菌株分型。
Numerical and experimental studies of cross sectional optical power distribution (OPD) in polymer optical fiber under offset launch are given.
研究了偏心激励多模聚合物光纤横截面的光功率分布。
Numerical and experimental studies of cross sectional optical power distribution (OPD) in polymer optical fiber under offset launch are given.
研究了偏心激励多模聚合物光纤横截面的光功率分布。
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