例句與造句

1. In the part of the standard and index system of grassland ecological security evaluation , the author introduces selected principle , founded methods , sources of evaluation criterion and the principle that structures the index system of grassland ecological security evaluation , designs the concept frame of grassland ecological security evaluation learning from that of driving force - psr , and structures the index system of hierarchical structure of grassland ecological security evaluation according to the characteristic of grassland ecosystem and social and economic development of grassland
   最后對(duì)草原生態(tài)安全評(píng)價(jià)的原理做了探討，介紹了相關(guān)的評(píng)價(jià)方法。在草原生態(tài)安全評(píng)價(jià)的標(biāo)準(zhǔn)與指標(biāo)體系研究中，討論了評(píng)價(jià)標(biāo)準(zhǔn)選取的原則、建立方法、來(lái)源以及草原生態(tài)安全指標(biāo)體系構(gòu)建的原則，依據(jù)草原生態(tài)系統(tǒng)以及牧區(qū)社會(huì)經(jīng)濟(jì)發(fā)展的特點(diǎn)，借鑒驅(qū)動(dòng)力psr生態(tài)環(huán)境系統(tǒng)服務(wù)的概念框架設(shè)計(jì)了草原生態(tài)安全評(píng)價(jià)的概念框架，并構(gòu)建了草原生態(tài)安全評(píng)價(jià)指標(biāo)層次結(jié)構(gòu)體系。
2. It's difficult to find founding method in a sentence. 用founding method造句挺難的