基本解釋[經(jīng)濟學]圓竹節(jié)鉄條詞組短語短語corrugated d round iron bar 圓竹節(jié)鉄條corrugated round iron bar更多詞組專業(yè)釋義經(jīng)濟學圓竹節(jié)鉄條