“program distribution system”的概念、定义、翻译、参考文献-科学参考

单词	program distribution system
释义	program distribution system Encyclopedia 工学【广播电视系统】释 program distribution system节目覆盖系统将广播电视节目信号传送到广播电视用户接收设备直接收听收看的系统。
随便看	positive energy theorem positive energy wave positive entropy positive excess coefficient positive existential sentence positive extension positive eyepiece positive feedback positive feedback amplifier positive film positive flower structure positive formula positive function positive functional positive fundamental sequence positive glow positive Grassmannian positive half-trajectory positive helicity spinors positive Hermitian kernel positive Hermitian operator positive homogeneous function positive hull positive image positive index of inertia

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。