preliminary design phase中文,preliminary design phase的意思,preliminary design phase翻译及用法 2026-10-18 08:27 浏览次数 31 preliminary design phase英[priˈliminəri diˈzain feiz]美[prɪˈlɪməˌnɛri dɪˈzaɪn fez]初步设计阶段