line service短语⁶¹²⁶⁰ 基本例句 线路保养 For the on- line service system, the cost of reorganization is an important factor, which includes the computation time and the number of moved blocks. 数据重组的重组代价是一个关键因素,其中包括计算量和移动数据量两个方面。 cnki This privately-owned airways is allowed to operate a new civil air line service. 这家私营航空公司获准开办一条新的民用航线。 dictall