main distribution短语¹⁰⁶¹⁰⁰⁺⁵ 基本例句 un.主配电；🌏主要的分布；主配电板；不是主要发布 It has been proved that the method is very practicable and import to strengthen the routine maintenance of main distribution frame. 实践证明该方法对于加强配线架的例行维护管理具有现实的重要意义。 cnki All main distribution cables will travel on cable tray. 所有配电电缆在桥架内敷设。 nanhucredit