英语语法分析

This paper analysed the promotion and the application of the Northern Telecom MSS system.

本文通过对北方电信MSS系统的推广、应用进行分析研究。

If it is a "caller prepaid" user. MSS will reduce its balance when it makes out-going call.

如果他是“预付用户”，MSS将在他离开通话后减少差额。

The short turn around time has been made possible by the recent successes in selling the MSS 6000.

由于最近成功地销售了MSS 6000，SSC公司可以在这样短的时间内交货。