“接触网”的概念、定义、翻译、参考文献-科学参考

单词	接触网
释义	接触网 Encyclopedia 工学电力牵引释 overhead line system接触网沿电气化铁路、城市交通电动车辆运行线路架设的特殊形式的供电线路。工学接触网释 contact wire接触网沿电气化铁路架空敷设，将电能输送给电力机车/电动车组的输电网络。
随便看	positive definite bi-linear form positive definite closed form positive definite form positive definite function positive definite functional positive definite Hermitian matrix positive definite inner product axiom positive definite kernel positive definite matrix positive definiteness positive definite operator positive definite potential positive definite product positive definite quadratic form positive definite scalar product positive definite sequence positive definite solution positive definite space positive definite tensor positive definte rational fanction positive deviation positive diffeomorphism positive diffeomorphisms positive differential positive direction

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。