基本解釋[經(jīng)濟(jì)學(xué)]關(guān)系機(jī)器語言詞組短語短語RML Relational Machine Language 相關(guān)機(jī)器語言relational machine language更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)關(guān)系機(jī)器語言