In the knowledge economic times, the key competition elements of the enterprises have been transferred from the traditional material and finance resources to the human resource.
知识经济时代，企业间竞争的关键要素已逐渐由传统的物力资源、财力资源转为人力资源，人力资源管理对企业的重要作用已渐为业界所共识。
Among human being's food resources, protein is the major elements for the composition of body blood, tissue organs, also it is the indispensable nutritional element for body growth recovery.
在食物来源中，蛋白质是构成身体血液，肌肉和组织的主要成分，它也是身体成长和康复不可缺少的营养素。
Among human being's food resources, protein is the major elements for the composition of body blood, tissue organs, also it is the indispensable nutritional element for body growth recovery.
在食物来源中，蛋白质是构成身体血液，肌肉和组织的主要成分，它也是身体成长和康复不可缺少的营养素。
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