例句與造句

1. Research on indication of eco - system productivity for eco - system health
   機群的建立及在數(shù)值計算中的研究與應(yīng)用
2. Ecological restoration and reconstruction and agriculture system productivity in the west of jilin province
   農(nóng)業(yè)生態(tài)系統(tǒng)生產(chǎn)力在生態(tài)系統(tǒng)健康中的指示性作用
3. This framework of agro - ecosystem productivity evaluation is expected to be an innovative attempt comparing to the similar research method before . 2 . the emergy evaluation results show that ( 1 ) the primary system productivity have risen greatly since 1990 in this region
   首次引入了能值( emergy )分析方法和生態(tài)系統(tǒng)服務(wù)( ecosystemservice )價值測算方法并進行了修正，這在同類研究方法上是一種具有創(chuàng)新意義的嘗試。
4. ( 3 ) the key link in establishing agroforestry is to select fine plant species in accordance with local natural condition . to make full use of the coexistence and to avoid rejection between different species is very important in obtaining the utmost benefits . ( 4 ) agroforestry systems with rational structure could conserve soil and water , ameliorate soil property , raise land use efficiency and increase the system productivity and achieve significant ecological , social and economic benefits
   另外在物種選擇時要做到適地適樹，并且要與當?shù)刂鲗Мa(chǎn)業(yè)結(jié)合，產(chǎn)生規(guī)模效益， ( 4 )良好結(jié)構(gòu)的農(nóng)林復合經(jīng)營系統(tǒng)能夠保持水土，改良土壤，提高土地利用率和系統(tǒng)生y兩南農(nóng)業(yè)大學碩十學位論文產(chǎn)力，獲得更好的生態(tài)、社會和經(jīng)濟效益。
5. With respect to the ecosystem service , the results show that the value of ecosystem service of ansai county and wuchuan county is 170 times and 151 times of their product value respectively , which reveals that even in fragile area the ecosystem services are do existed and have great value , mat definitely could provide important support to the strategy of restoring vegetation whereas reducing field for raising system productivity
   ( 3 )安塞縣和武川縣農(nóng)業(yè)生態(tài)系統(tǒng)服務(wù)價值分別是其系統(tǒng)產(chǎn)品價值的170倍和151倍，說明即使在生態(tài)環(huán)境脆弱地區(qū)，其生態(tài)系統(tǒng)服務(wù)也是客觀存在的，且價值巨大。
6. It's difficult to find system productivity in a sentence. 用system productivity造句挺難的