基本解釋[經(jīng)濟(jì)學(xué)]邊際實(shí)物生產(chǎn)率實(shí)際實(shí)物生產(chǎn)率專業(yè)釋義經(jīng)濟(jì)學(xué)邊際實(shí)物生產(chǎn)率實(shí)際實(shí)物生產(chǎn)率