“public switched telephone network，PSTN”的概念、定义、翻译、参考文献-科学参考

单词	public switched telephone network，PSTN
释义	public switched telephone network，PSTN Encyclopedia 工学公共交换电话网释 public switched telephone network，PSTN公共交换电话网由国家电信部门统一管控的，面向所有人使用的全球语音通信公共网络系统。工学通信系统释 public switched telephone network，PSTN公用交换电话网进行交互型话音通信、开放电话业务的公众网。是一种全球语音通信电路交换网络。
随便看	gas planet gas-poor comet gas porosity gas power cycles Gaspra gas-pressure gas pressure of coal seams gas pressure regulator gas pressure sintering of ceramics gas pressure welding car gas producer gas production engineering gas production per unit pressure drop gas production process of gas storage gas production rate gas productivity index gas property parameter in high pressure gas pseudo pressure gas purification method gas purification process gas quality standard for transmission pipeline gas radiative properties gas reaction system gas recirculation fan gas recovery by liquid drainage

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。