Prime costs represent the costs of direct material and of direct labor.

主要成本中包含了直接材料和直接人工费用.

辞典例句

Variances of direct material, direct labor, and factory overhead.

直接材料, 生产工人和制造费用的方差.

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Support Direct material cost verification for new products.

为新产品核实直接原材料成本.

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