slung-span constructionsu e ion structuressurface structuresuspended structuresuspension structures悬挂: hang; fly; pend; suspend; sw ...结构: structure; composition; cons ...多筒悬挂结构: multi-tube supported suspended structure; multi―tube supported suspended structure直接悬挂结构: direct-suspension construction核心筒悬挂结构: core tube supported structure; corrosion of steel bar下载手机词典可随时随地查词查翻译