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【简答题】
甲、同时生产一批45钢零件,硬度要求为220~250HBS。甲厂采用调质处理,采用正火处理,达到硬度要求。试分析甲、产品的组织和性能的差别。
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【简答题】Leptin plays an important role in adjusting ______ and metabolism.
【多选题】Glutamate plays an important role in protein metabolism because:
A.
participate in transamination
B.
participate in the storage and utilization of ammonia
C.
participate in the synthesis of urea
D.
participate in the metabolism of one carbon unit
【简答题】Metabolism is the set of life-sustaining chemical transformations within the cells of organisms. means producing by metabolism. , of or relating to metabolism and , any substance involved in metabolis...
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