基本解釋集料撒布機;粒料撤布機;砂粒撒布器詞組短語短語aggregate e spreader 集料撒布機;粒料撤布機aggregate spreader更多詞組專業(yè)釋義經(jīng)濟學(xué)集料撒布機土木建筑工程石料攤鋪機碎石攤鋪機