战神 发表于 2025-3-21 16:16:55

书目名称Maschinenelemente影响因子(影响力)<br>        http://figure.impactfactor.cn/if/?ISSN=BK0625105<br><br>        <br><br>书目名称Maschinenelemente影响因子(影响力)学科排名<br>        http://figure.impactfactor.cn/ifr/?ISSN=BK0625105<br><br>        <br><br>书目名称Maschinenelemente网络公开度<br>        http://figure.impactfactor.cn/at/?ISSN=BK0625105<br><br>        <br><br>书目名称Maschinenelemente网络公开度学科排名<br>        http://figure.impactfactor.cn/atr/?ISSN=BK0625105<br><br>        <br><br>书目名称Maschinenelemente被引频次<br>        http://figure.impactfactor.cn/tc/?ISSN=BK0625105<br><br>        <br><br>书目名称Maschinenelemente被引频次学科排名<br>        http://figure.impactfactor.cn/tcr/?ISSN=BK0625105<br><br>        <br><br>书目名称Maschinenelemente年度引用<br>        http://figure.impactfactor.cn/ii/?ISSN=BK0625105<br><br>        <br><br>书目名称Maschinenelemente年度引用学科排名<br>        http://figure.impactfactor.cn/iir/?ISSN=BK0625105<br><br>        <br><br>书目名称Maschinenelemente读者反馈<br>        http://figure.impactfactor.cn/5y/?ISSN=BK0625105<br><br>        <br><br>书目名称Maschinenelemente读者反馈学科排名<br>        http://figure.impactfactor.cn/5yr/?ISSN=BK0625105<br><br>        <br><br>

牛马之尿 发表于 2025-3-21 23:55:36

http://reply.papertrans.cn/63/6252/625105/625105_2.png

Guileless 发表于 2025-3-22 03:58:56

Gustav Niemann medium and when the products are specified, the heat evolution quantity can be estimated directly from the heats of combustion of organic substrate, products, and biomass. Theoretical estimations of the heats of combustion of organic substrates or products can be very accurate. The heat of combusti

人类的发源 发表于 2025-3-22 05:43:16

Gustav Niemannplementary material: The rhizosphere is a very complex environment in which the effects of the plant on soil microorganisms and the effects of the microorganisms on the plant are interacting and are interdependent. Plant root exudates and breakdownproducts attract microbes and feed them and, in turn

Monotonous 发表于 2025-3-22 12:30:29

http://reply.papertrans.cn/63/6252/625105/625105_5.png

FICE 发表于 2025-3-22 13:45:37

http://reply.papertrans.cn/63/6252/625105/625105_6.png

吹牛需要艺术 发表于 2025-3-22 17:58:43

http://reply.papertrans.cn/63/6252/625105/625105_7.png

single 发表于 2025-3-22 23:11:05

Gustav Niemannplementary material: The rhizosphere is a very complex environment in which the effects of the plant on soil microorganisms and the effects of the microorganisms on the plant are interacting and are interdependent. Plant root exudates and breakdownproducts attract microbes and feed them and, in turn

得意人 发表于 2025-3-23 01:41:34

Gustav Niemannplementary material: The rhizosphere is a very complex environment in which the effects of the plant on soil microorganisms and the effects of the microorganisms on the plant are interacting and are interdependent. Plant root exudates and breakdownproducts attract microbes and feed them and, in turn

drusen 发表于 2025-3-23 05:46:57

http://reply.papertrans.cn/63/6252/625105/625105_10.png
页: [1] 2 3 4 5 6 7
查看完整版本: Titlebook: Maschinenelemente; Entwerfen, Berechnen Gustav Niemann Book 1950Latest edition Springer-Verlag Berlin Heidelberg 1950 Feder.Festigkeit.Glei