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1·Using a unique set of repeated cross-sectional data this paper examines the causes of this increase in earnings inequality.

本文使用一个独特的由多年很截面数据组成的数据库对收入不平等在这期间的增长进行分析。

2·With the caveat that the substantive findings of this study are based on cross-sectional data, we discuss the implications of our work and future research directions.

通过强调这个研究得出的真实结论是以代表性数据为基础，本文还讨论了我们工作的意义以及未来的研究方向。

3·Longitudinal data is referred to data in which individuals are measured repeatedly through time, so it combines elements of cross-sectional data and time-series data.

纵向数据是指对每个个体在不同时间进行观测而得到的由截面和时间序列融合在一起的数据。

4·We used cross-sectional data from random urban population samples of 7559 men and 7471 women aged 45-69 years, and not taking antihypertensive medication, from Russia, Poland and Czech Republic.

从俄罗斯、波兰和捷克共和国公民的横断面数据中随机抽取年龄在45-69岁的7559名男性及7471女性，入选者皆不使用抗高血压药物。

5·According to the empirical data, standard cross-sectional survey statistics underestimated true infant and under-5 mortality by 6.7% and 9.8%, respectively.

据经验数据显示，标准的横断面调查统计数据对婴儿以及五岁以下儿童的死亡率分别低估了6.7%和9.8%。

6·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。

7·Conclusions. These data resole the controersy that the multifidus cross-sectional area reduces rapidly after lumbar injury.

结论：上述数据解决了腰椎损伤后多裂肌横断面积是否迅速减少的疑问。

8·Methods Cross-sectional study and contrastive analysis were used to analyze the clinical data and laboratory data of angina cordis and myocardial infarct cases.

采用横断面调查与对比研究方法，分析心绞痛和心肌梗塞病例生活相关危险因素与生化指标的差异。

9·Objective to study the thin slices and ct cross sectional anatomy of the adrenal gland and its adjacent tissues to provide basic anatomic data for small lesions in the adrenal gland.

目的阐明肾上腺在薄层断面和CT断面的周围结构毗邻关系，为肾上腺细小病变提供影像学诊断依据。

10·The cross-sectional dimension and taper are the most important data in the design of the mould.

结晶器是连铸机中一个非常关键的设备，结晶器的断面尺寸和锥度是结晶器设计中最重要的参数。