1) natural oasis
天然绿洲
1.
Based on the biological characters of different vegetations,the ecological water demand of crops in every 10 days from March to October was estimated,and the variations of the planting area of crops,the irrigation area and the water demand of croplands and natural oasis in recent 20 years were analyzed,by using the meteorological data of Zhangye and Ejinaqi observatories.
根据不同农作物、森林等植被的生物学特性,采用张掖和额济纳旗的气象资料,估算了3~10月各旬平均的作物生态需水量,分析了张掖人工绿洲近20 a来主要农作物的种植面积和灌溉面积、作物以及下游天然绿洲的生态需水量的生育期变化。
2.
The ecological water resources requirement of Ningxia natural oasis is estimated on the base of supperposition of the yearly variation value of closed ground water flow field, remote sensing vegetation data a.
本文提出较适合宁夏生态需水的“地下水变幅”计算方法,利用观测井多年地下水位变化资料,寻找地下水闭合流场年际变化值,再与植被的遥感资料以及水文地质资料数据相叠加,从而估算出宁夏天然绿洲的生态需水量,在一定程度上克服了生态用水定额法的不足,这为西北干旱半干旱地区生态需水的计算以及生态保护与恢复提供了一种新的思路。
2) Ejin natural oasis
额济纳天然绿洲
1.
Landscape health assessment on Ejin natural oasis.;
额济纳天然绿洲景观健康评价
2.
Landscape patterns analysis based on APACK for Ejin natural oasis;
基于APACK的额济纳天然绿洲景观空间格局分析
3.
Landscape change and its eco-environmental effects in Ejin natural oasis;
额济纳天然绿洲景观变化及其生态环境效应
3) natural oasis landscape
天然绿洲景观
1.
The Ejina natural oasis landscape lies in the lower reaches of the Heihe river basin in the arid inland regions of northwestern China.
额济纳天然绿洲位于我国西北干旱内陆河流域黑河流域下游 ,近年来 ,随着黑河中、上游地区下泄地表径流量的减少 ,额济纳天然绿洲景观退化严重。
4) green/nature
天然绿色
1.
The development of some green/nature surfactants and emulsifiers were introduced.
介绍了几种天然绿色表面活性剂和乳化剂及其新进展。
5) natural chlorophyll
天然叶绿素
补充资料：石油天然气国际贸易(见石油市场与天然气市场)
石油天然气国际贸易(见石油市场与天然气市场)
石油天然气国际贸易(internotional tradeof011 and只as)见石油市场与天然气市场。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条