直接成本就是提供产品和服务所需要的成本(也就是直接原料和直接人工投入)。
Direct costs are classified as the costs that go into creating the product or service (that is, direct materials and direct labor).
新工艺的主要改进为氯化钾原料不经精制而直接碳化，从而在成本相仿的情况下提高了产品档次。
With improvement unrefined potassium chloride is directly subjected to carbonization and therefore raises the product quality with similar cost.
热剂反应是自蔓延高温合成反应的一个分支，它采用成本低廉的天然氧化物作原料，比元素直接合成材料具有更显著的经济效益。
Thermit reaction, a embranchment of SHS, USES the natural oxide as a low cost raw material, which has more prominent economic profits than the direct-compounded material with elements.
以天然气为原料造气生产合成氨，其生产工艺的选用直接影响着合成氨成本和能耗的高低。
The process of feed gas reforming adopted in ammonia plant based on natural gas is directly rela-(ted) to cost and power consumption.
原料(即直接材料)应直接借记在制品账户，工厂用物料(即间接材料)的成本则成为制造费用的一部分。
Raw materials (or direct materials) are charged directly to the Work in Process account. Costs of factory supplies (or indirect materials) become part of factory overhead.
本发明的优点是：原料易得，成本低、收率高，无需分离纯化即可直接制得单溴芳环产物；
The invention has the advantages of abundant raw material, low cost and high yield, and can directly obtain monobromo aromatic ring without separation and purification;
本发明的优点是：原料易得，成本低、收率高，无需分离纯化即可直接制得单溴芳环产物；
The invention has the advantages of abundant raw material, low cost and high yield, and can directly obtain monobromo aromatic ring without separation and purification;
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