暂停,间歇
发表于 2025-3-23 12:29:08
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清澈
发表于 2025-3-23 15:31:21
Eigene Untersuchungen,lt. Durch den Zusatz von Legierungselementen kann die Umwandlungstemperatur beeinflußt werden, wobei man α- und β-stabilisierende Legierungselemente unterscheidet; zu den α-Stabilisatoren gehören vor allem O., N., C und Al, wogegen alle übrigen gebräuchlichen Legierungsmetalle die β-Phase stabilisieren.
即席演说
发表于 2025-3-23 19:24:40
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Adj异类的
发表于 2025-3-24 00:27:48
de over the past two decades in catalytic materials and solid base-catalyzed reactions. The book is focused on the solid base. Because of the advantages over liquid bases, the use of solid base catalysts in organic synthesis is expanding. Solid bases are easier to dispose than liquid bases, separati
傲慢物
发表于 2025-3-24 06:22:34
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替代品
发表于 2025-3-24 10:32:33
he reader will obtain an overall view of solid base catalysis and gain insight into the versatilityof the reactions to which solid base catalysts can be utilized. The concept and significance of solid base catalysis are discussed, followed by descriptions of various methods for the characterization
ANTIC
发表于 2025-3-24 11:57:19
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Leisureliness
发表于 2025-3-24 18:40:50
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财产
发表于 2025-3-24 22:33:39
Helmut Winterhager,Andreas Kohler,Wolfgang Krajewski
cleaver
发表于 2025-3-25 02:09:14
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