“变动费用”的概念、定义、翻译、参考文献-科学参考

单词	变动费用
释义	变动费用 variable charge variable expense variable cost
随便看	block constant block construction block construction wall block contact block control block count block count exit routine block count field block crane block creeling block curve block-cutpoint graph block cutter block data block data statement block delete block descriptor block descriptor word block design block determinaion block diagonal matrix block diagram block diagram language block diagram symbol block diagram system

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。