NEXUS
发表于 2025-3-28 14:58:09
Immunological Detection of Nitrogenasedetected by monitoring the reduction of the synthetic substrate acetylene (Hardy et al. 1968). Nitrogenase proteins are exceedingly oxygen-labile, and in vivo are protected from free oxygen by several mechanisms (Gallon 1981). Consequently, strict anaerobic conditions are required to assay nitrogena
Lacerate
发表于 2025-3-28 21:51:09
The Photographic Observations of Some Planetary Nebulaecentral star Of planetary nebula. The primary research for these objects showed that the lifetime of a planetary nebula is about 5 10. years, but in this period the luminosity of central star varies from 63.. to nearly 3.5 10... and then decrease to 100 .. ;its temperature changes from 3.4 10. to 10
MAOIS
发表于 2025-3-29 00:28:38
Adjusting the Mandatelessons from its first phase of over-enthusiastic commitments on projects, which became embedded in its culture as a development organisation. On its directly managed projects, the key lessons were the necessity for thorough feasibility investigations, combined with pilot operations, before large ca
字谜游戏
发表于 2025-3-29 06:39:05
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GEON
发表于 2025-3-29 07:15:12
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ANTH
发表于 2025-3-29 14:10:38
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强制令
发表于 2025-3-29 17:20:14
Soil Liquefaction Along the Tokyo Bay Coast Induced by the 2011 Off the Pacific Coast of Tohoku Earg of a majority of detached houses, and (5) an extended period of water and sewage service stoppage. The damage to detached houses complemented soil cement columns depending on the depth of the soil cement column base and the filling soil layer.
屈尊
发表于 2025-3-29 20:22:37
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Heretical
发表于 2025-3-30 01:58:20
Hans Alterthum. Eine exakte definitorische Abgrenzung ist allein deshalb schon erforderlich, da nur im Rahmen eines eindeutig definierten Sachverhaltes Planungen für zukünftige Perioden, die sich darüberhinaus durch unsichere Erwartungen auszeichnen, möglich sind. Der vorliegende Aufsatz will daher ein analytisch
FLACK
发表于 2025-3-30 04:18:10
Andreas Heppnd policymakers..Chapters 8, 19 and 20 are available open access under a Creative Commons Attribution 4.0 International License via link.springer.com..978-3-031-25298-3978-3-031-25296-9Series ISSN 2524-6291 Series E-ISSN 2524-6305