buttress jackscrew中文,buttress jackscrew的意思,buttress jackscrew翻译及用法 2026-04-12 17:51 浏览次数 17 buttress jackscrew英[ˈbʌtrɪs ˈdʒækˌskru:]美[ˈbʌtrɪs ˈdʒækˌskru]锯齿型起重螺桿