variable pitch screw中文,variable pitch screw的意思,variable pitch screw翻译及用法 2026-10-18 23:54 浏览次数 48 variable pitch screw英[ˈvɛəriəbl pitʃ skru:]美[ˈvɛriəbəl pɪtʃ skru]变距螺旋桨