“non-value goods”的概念、定义、翻译、参考文献-科学参考

单词	non-value goods
释义	non-value goods Encyclopedia 经济学行政性规制释 non-value goods非价值物品基于社会伦理道德角度没有任何市场价值而应被禁止生产销售的物品。又称非优效品。
随便看	sampling points sampling population sampling procedure sampling process sampling rate sampling ratio sampling scheme sampling space sampling survey Sampling Survey on Professional Awareness and Ethics of Chinese Journalists sampling survey system of crop plantation sampling survey system of crop production sampling survey system of main livestock and poultry farming sampling system sampling technique of continuous random variables sampling technique of discrete random variables sampling technique of random process sampling technique of random vectors sampling test sampling theorem sampling theory sampling unit sampling up-the-ramp sampling with arbitrary probability sampling with equal probabilities

科学参考收录了854744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。