The advances in the process technology for the enzymatic synthesis of cephalexin are reviewed.
综述了酶法合成头孢氨苄的工艺方法研究进展。
Cold Isostatic Pressing process is one of the important methods of making parts in the process technology of modern powder products.
冷等静压成形工艺是现代粉末加工技术中制造结构零部件的重要方法之一。
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