“positive variation”的概念、定义、翻译、参考文献-科学参考

单词	positive variation
释义	positive variation Mathematics ＞分析学＞分析学基础·实分析＞释义 positive variation正变差 positive variation正变差^†
随便看	heated laser scalpel =heated lithium ion system 受热锂离子系统 heated printhead of fused deposition modeling heat effect heat effect of reaction heat efficiency heat emission heat emission integrated light-emitting diode package heat engine heat engine cycle heat equation heat equation method heater heater production process heat evaporation heat exchange heat-exchange equipment heat exchanger heat exchanger network heat exchanger network synthesis heat exchanger of heat-supply network heat exchanger process control system heat exchanger system heat exchanger with jeat pipes heat exchange station

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。