“灌区工程运行维护”的概念、定义、翻译、参考文献-科学参考

单词	灌区工程运行维护
释义	灌区工程运行维护 Encyclopedia 工学灌溉工程管理释 irrigation engineering operation and maintenance灌区工程运行维护以维护灌区灌排工程设备完好、保持正常运行为目的的管理过程。
随便看	positive strand positive subspace positive supportive reaction positive (symmetric) operator positive symmetric operator positive system of roots positive term positive term series positive trace positive type positive uniaxial crystal positive value positive variation positive variation of a function positive variation of signed measure positive vector positive vector bundle positive vibrating mitigation positive Weyl chamber positive youth development positive zero positivism positivism methodology of psychology positivism policy analysis positivist history

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。