A篇指配方法1.提出的原则1.1在陆地移动业务中,指配频率主要原则如下:——根据业务种类,注意在边界地区各主管部门间所需的协调,选择最有利的工作方式,即单频或双频工作;——随着时机成熟,各主管部门的基台及其移动台要逐步采用相同频组,以使各部门的通信业务间干扰最小;——随着时机成熟,对于同类业务或者至少需要提供类似覆盖的这些业务,各主管部门要逐 Part A Assignment methodology 1. Proposed principles 1.1 The main principles for the frequency of assignments in the land mobile service are the following: - Depending on the type of service, take note of the coordination required among administrations in the border area, choose the most favorable way of working, That is, single-frequency or dual-frequency operation; - As the time is ripe, the competent authorities of the base station and its mobile station to gradually adopt the same frequency group to minimize the interference between various departments of the communications business; - As the time is ripe, For businesses of similar or at least similar coverage, these administrations are required to