General Post Office

The author takes the time as the order, and analyses posts and telecommunications’modernization advancement of the middle area of Jiangsu province(mainly refers to Yangchow, Taizhou, Nantong).

筆者對蘇中(主要指揚州、泰州、南通)郵電事業早期現代化進程的分析主要是通過梳理史料,以時間為順序,將蘇中郵電事業分為三大階段,即清末蘇中郵電事業的起步;民國前期蘇中郵電事業的推進(1912—1937);民國后期即抗日戰爭與解放戰爭時期(1937—1949)蘇中郵電通信。

Considering the special need of die air conditioning in the communication plant, discusses four kinds of air conditioning control scheme and points out that the Constant Air Volume Air-Conditioning System should be the best air conditioning control scheme of the communication plant.

針對郵電大樓中郵電機房對空調參數的特殊要求,探討了郵電機房的幾種可行空調控制方式,提出并實際驗證了采用定風量全空氣系統在郵電機房中使用的優點與可行性。

The general principle of local charging system net-design for post office and various consideration about selecting device models were discussed.

論述了郵電局局域收費系統網絡的設計原則，討論了設備選型諸方面的主要問題，最后給出了收費系統網絡的各功能模塊。

This paper expounds the contents,standards and criterions of the construction of the special-subject literatures database for post and telecommunication,and introduces the structure of this database system.

闡述了郵電通信專題文獻數據庫建設的內容、標準與規范,介紹了該數據庫體系的結構。

With the enhancing function of the basic post and telecommunication facilities in the informalizing process of the national economy.

郵電通信業建設項目的社會評價問題日 益受到關注。