例句與造句

1. Theoretical analysis applied game theory model and correlate analysis to verify conclusions about the influence of its variation on industrial concentration and product differentiation . conclusions of this paper : nominal tariff rates show negative correlations with industrial concentration whereas non - tariff barriers show positive correlations ; increase of non - tariff barriers will enlarge the differences between imported and native goods in a short period and the mentioned differences may be erased by technological advance made by import nations in a long time
   最終結(jié)論：名義關(guān)稅稅率變動與產(chǎn)業(yè)集中度變動呈現(xiàn)負(fù)相關(guān)關(guān)系；非關(guān)稅壁壘變動與產(chǎn)業(yè)集中度變動呈現(xiàn)正相關(guān)關(guān)系；非關(guān)稅壁壘的增高會在短期內(nèi)加大進(jìn)口品與國產(chǎn)品的差異程度；如果長期內(nèi)非關(guān)稅壁壘不發(fā)生變化，差異程度將趨于消失，消失的過程表現(xiàn)為出口國對技術(shù)壁壘的跨越和產(chǎn)品差異與國外的趨同。
2. It's difficult to find native goods in a sentence. 用native goods造句挺難的