单词semi arid
un.: 半乾旱的
网络: 半干燥的
半乾旱的
Therefore, tree planting and grass growing in semi-arid area maybe reduce runoff, meanwhile, improve monthly runoff distribution in a year.
因此，在半干旱地区植树种草一是减少产流量，二是能够提高径流年内分配的均匀性。
In arid and semi-arid zones, appearance of microbiotic crusts will change the surface condition of sand dunes greatly.
在干旱、半干旱地区，微生物结皮的出现完全改变了沙丘表面状况。
The central south karst region of Shandong Province is one of the typical areas in the Northern China temperate semi arid karst area.
鲁中南岩溶区是中国北方半干旱温带岩溶区中具有代表性的地区之一。
Watermelon production has been a principal industry in the arid and semi-arid areas in Ningxia.
西瓜是宁夏干旱半干旱区特色支柱产业，其需钾量高。
Crops, forests and livestock must be balanced across arid and semi-arid regions to ensure that local industry suits the natural environment.
干旱和半干旱地区的农、林、牧业必须平衡，从而确保当地产业与自然环境相适合。
The results showed: the microbiotic soil crust inhibited the growth of the plant after promoting it in Northern semi-arid region.
研究表明：北方半干旱区生物结皮对植物生长存在先促进、后抑制的过程。
The land degradation was basis on the frangibility of eco environment in the western semi arid area of Northeast Plain.
东北平原西部半干旱地区土地退化的形成是由其生态环境的脆弱性决定的。
In the arid and semi-arid area, water resources have become the bottleneck of regional social economic development and ecological building.
在干旱半干旱地区，水资源已成为区域社会经济发展和生态建设的“瓶颈”。
In this vast country, much of the landscape is semi-arid plain, and much of the interior remains unexplored.
一方面，它幅员辽阔，大部分土地为半干旱平原，很大一部分内陆地区尚未开发。
The characteristics of alfalfa growth in the semi-arid sandy area for different buried depths of underground drip irrigation are studied.
研究了半干旱沙区不同滴灌带埋设深度下紫花苜蓿的生长特性。