县局市话改制引出的新问题在山区的县邮电局市话改制,多数是上国产纵横制,或引进二手设备,一般是1000门至2000门,总投资约需42万元至55万元,要收回这些投资,据初步测算约需10年左右。如改程控,投资更多,回收时间更长。最近,对两个不同制式的县局(即纵横制和史端桥)的审计调查,发现改制引出的问题基本相似:一 County Bureau of local reform led to the new problems in the county post office telephone conversions, most of the domestic cross-border system, or the introduction of second-hand equipment, usually 1000 to 2000, with a total investment of about 420,000 to 550,000 yuan to be recovered These investments, according to preliminary estimates about 10 years or so. Such as change program control, more investment, recovery time longer. Recently, the audit of the two county-based county bureaus (ie, Zongheng System and Shi Dian Qiao Bridge) found that the problems raised by the system reform were basically similar: one