Rate-based material costs are the costs of consumable material resources, such as building materials or supplies, to which you have assigned standard rates.

基于费率的材料成本是耗材资源（例如建筑材料或物资）的成本，您可以为材料资源指定标准费率。

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Rate - based material costs are costs of consumable material resources, such as building materials or supplies, to which you have assigned standard rates.

基于费率的材料成本是指定了标准费率的消费材料资源(如建筑材料)的成本。

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The international standard for calculating drilling costs includes but is not limited to engineering service commission, material expenses, supervision and management charges and unforeseen expenses.

国际钻井成本由工程服务费、材料费、监督和管理费、不可预见费等四部分组成。国际钻井成本与一些因素有关但不局限于此。

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To further trim raw material costs, which eat up 50% of revenue, he worked with engineers to decrease the standard half-liter bottle weight from 23 grams to 12 grams (nearest competitor Crystal Geyser has one weighing 14 grams).

FORBES: Water, Water Everywhere