GALL 发表于 2025-3-21 19:45:20

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疯狂 发表于 2025-3-21 20:21:59

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Concrete 发表于 2025-3-22 00:33:01

Kurt Charisiusoped geographies such as Japan, Western Europe and the United States shows that the period of construction of transport infrastructure like railroads harmonize with the period of rapid economic growth. Particularly in Japan where this economic growth further led to development of high-speed rails. L

Oscillate 发表于 2025-3-22 08:29:55

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傀儡 发表于 2025-3-22 09:53:13

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Bridle 发表于 2025-3-22 13:45:13

Alfred Hummelpter begins by outlining the TIMSS data and sample design, as well as changes in the sample design over time, with special emphasis on the aspects that are specifically related to family socioeconomic status and student achievement. To analyze trends over the entire 20 years of TIMSS data, the analy

conflate 发表于 2025-3-22 18:32:34

Hans Lenhardachievement are associated with students’ background characteristics and, while the most salient background variables may differ across education systems, a substantial amount of the variance in student achievement is normally explained by family socioeconomic status (SES). Family SES is thus consid

squander 发表于 2025-3-23 01:11:40

Alfred Hummel,Hans Lenhardocioeconomic gradient is below the mean of Organisation for Economic Co-operation and Development (OECD) countries. Additionally, the performance gap between students in socioeconomically advantaged and socioeconomically disadvantaged schools is relatively small. While these may be seen as remarkabl

COW 发表于 2025-3-23 04:40:21

Alfred Hummel,Erik Hüttemannocioeconomic gradient is below the mean of Organisation for Economic Co-operation and Development (OECD) countries. Additionally, the performance gap between students in socioeconomically advantaged and socioeconomically disadvantaged schools is relatively small. While these may be seen as remarkabl

传授知识 发表于 2025-3-23 08:00:26

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查看完整版本: Titlebook: Neuere Untersuchungen an Baustoffen und Bauteilen; Forschungsarbeiten a Alfred Hummel,Josef Sittel,Lothar Krüger Book 1942 Springer-Verlag