常見例句雙語(yǔ)例句Ecological vulnerability of farming and animal husbandry area in semi drought zone is the important point of desertification control.半干旱地帶的農(nóng)牧交錯(cuò)地區(qū)生態(tài)脆弱是沙漠化防治的重點(diǎn)地區(qū)。The index system of ecological vulnerability assessment was constructed in the study after systematically analyzing the influential factors on land ecological system in Nanyang city.在系統(tǒng)分析南陽(yáng)市土地生態(tài)系統(tǒng)的影響因子基礎(chǔ)上，構(gòu)建了研究區(qū)土地生態(tài)脆弱性評(píng)價(jià)指標(biāo)體系。The ecological vulnerability model is very suitable for small and middle scale early warning, though there are still a lot of work to do in constructing a general model for desertification assessment.生態(tài)脆弱度評(píng)價(jià)模型尤其適用于中小尺度預(yù)警評(píng)價(jià)。 建立普遍適用的荒漠化評(píng)價(jià)模型還有待于進(jìn)一步研究。權(quán)威例句Suggestions for future research in biological, ecological, socio-economic evaluation of vulnerability and adaptation to ocean acidification will be outlined.UNESCO: THEMES 返回 ecological vulnerability