A good which is not itself a consumption good, or a final good, but is used as an input for production. Some commodities may be used as final or intermediate goods, such as computers, fuels, and man-made materials.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。