例句與造句

1. The thesis studied on equipping farm machines and the running model of industrialization under the condition of not changing the rural china ' s contracted and responsibility system
   本文在不改變農(nóng)村家庭聯(lián)產(chǎn)承包責(zé)任制的前提下，研究了哈爾濱市雜糧產(chǎn)區(qū)農(nóng)業(yè)機(jī)械配備和產(chǎn)業(yè)化經(jīng)營(yíng)模式。
2. It's difficult to find contract and responsibility system in a sentence. 用contract and responsibility system造句挺難的