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Titlebook: Untersuchungen über bandagierte Zahnr?der; Herwart Opitz,B. Wienands Book 1974 Springer Fachmedien Wiesbaden 1974 Fassung.Festigkeit.Forsc

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發(fā)表于 2025-3-21 18:45:05 | 只看該作者 |倒序?yàn)g覽 |閱讀模式
書目名稱Untersuchungen über bandagierte Zahnr?der
編輯Herwart Opitz,B. Wienands
視頻videohttp://file.papertrans.cn/944/943481/943481.mp4
叢書名稱Forschungsberichte des Landes Nordrhein-Westfalen
圖書封面Titlebook: Untersuchungen über bandagierte Zahnr?der;  Herwart Opitz,B. Wienands Book 1974 Springer Fachmedien Wiesbaden 1974 Fassung.Festigkeit.Forsc
出版日期Book 1974
關(guān)鍵詞Fassung; Festigkeit; Forschung; Passung; Praxis; Sicherheit; Teilung; Trieb; Verfahren; Werkstoff; Zahnrad; Zah
版次1
doihttps://doi.org/10.1007/978-3-322-88283-7
isbn_softcover978-3-531-02433-2
isbn_ebook978-3-322-88283-7
copyrightSpringer Fachmedien Wiesbaden 1974
The information of publication is updating

書目名稱Untersuchungen über bandagierte Zahnr?der影響因子(影響力)




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發(fā)表于 2025-3-21 21:42:44 | 只看該作者
Herwart Opitz,B. Wienandsease in the future even outside today’s arid/semi-arid regions. Under the climatic changing context, soil water deficit has been, and is becoming an acute problem most constraining plant growth, terrestrial ecosystem productivity, in many regions all over the world, particularly in arid and semi-ari
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地板
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Herwart Opitz,B. Wienandsriculture. Agriculture 1.0 is the traditional agriculture using human and animal labor as its main resource. With the development of industrial revolution, agricultural machines were emerging, which directly resulted in Agriculture 2.0, featured by agricultural mechanization. With the increasing app
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Herwart Opitz,B. Wienandsmental quality. Reduced usage of organics, imbalanced fertilizer use, inherent soil constraints and emerging nutrient deficiencies are the major contributors of poor soil health. The hotspots of N fertilizer application have shifted from the USA and Western Europe in the 1960s to eastern Asia in the
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發(fā)表于 2025-3-22 18:40:54 | 只看該作者
Herwart Opitz,B. Wienandstures that store excess runoff from the catchment to serve multiple purposes, like supplemental irrigation, fish culture, duck farming, and livestock consumption. Section?. of this chapter presents various types of earthen embankments. The design of earthen embankments is discussed in terms of their
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發(fā)表于 2025-3-22 21:35:54 | 只看該作者
conservation measuresThis book addresses the impact of soil and water quality on food production, and explores soil and water conservation measures?to be applied at farm?level?for agricultural sustainability. Divided into 8 chapters, the book covers topics such as soil properties responsible for soi
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