“materials usage variance”的概念、定义、翻译、参考文献-科学参考

单词	materials usage variance
释义	materials usage variance 材料耗用差异
随便看	operational test set operational theory school operational trials(电脑) operational version operational weather limits operational weight of equipment operational word operational work operation analysis operation and maintenance operation and maintenance manual operation and management of nurseries operation assistant operation at part load operation audit operation blank operation board operation buffer operation building operation capacity operation chart operation code operation code table operation commutator operation control

科学参考收录了1248194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。