查询词典 vegetation
- 与 vegetation 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The dissertation modifies the model of Holdridge's indexes of lifezone according to the features of the ecological climate of Xinjiang. The influence of the variation of vegetation caused by the climate variation of Xinjiang in recent decades is also analyzed. In recent 40 years, the type of life zone hasn't changed, the area and number of patch changed only. The diversity changed but not too much..That is, diversity of life zone changed in little range, the whole entiroment is still be a rather stable state, whill be goo for desertation expand contrandictorily.
根据新疆生态气候特征和生物地理规律对Holdridge生命地带分类模型进行修正,分析新疆近几十年来气候变化所引起的植被变化对于新疆土地荒漠化的影响。40多年来,新疆生命地带的类型数量并没有产生变化,只是各类型的面积和斑块数的变化,多样性有所波动,但是波动不大,也就是说生命地带多样性的震荡幅度不大,整个生态环境处于一种相对稳定的状态,这种稳定的生态环境状态有利于荒漠化的逆向发展; 7。
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Forty years of re-vegetation, mainly by xerophytic shrubs Artemisia ordosica Krasch and Caragana korshinskii Kom, in the Shapotou Desert Experimental Research Station has established a dwarf-shrub and herbaceous cover on stabilized sand dunes.
:在草原化荒漠带沙坡头地区,利用草方格沙障并栽植灌木柠条和半灌木油蒿对流动沙丘进行固定,经过40a的演变,逐渐形成由矮灌木与草本植物覆盖的固定沙丘景观。
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Records of herbaceou s vegetation were obtained from sites where the zokor were trapped. The results showed that there are not difference between two type of habitats and between se x, but the frequency of the herbage composition had the significant difference.
研究结果表明,虽然两种栖息地之间的植被组成有极大的差异,但是高原鼢鼠的食物组成在两种栖息地之间和性别之间均无明显的不同,不同植物出现的频次却有明显的差异。
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In order to evaluate the influence of zokor's consuming and excavating on pasture, the vegetation on zokor mounds was studied by index of grassland quality. The result indicates that,with the succession, the index of grassland quality increases strikingly.
为了评估鼢鼠觅食掘洞行为对草地牧草质量的影响,采用草地质量指数分析了鼢鼠土丘植被状况,结果表明:随着演替的进行,鼢鼠土丘草地质量指数显著增加。
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3The spatial distribution of China's potential vegetation reflects the three zonality very well, which is latitude zonality, longitude zonality and the vertical zonality.
海拔0~6800m之间,是我国潜在植被主要分布的海拔界限,并且此海拔段植被多样性随海拔变化呈现出一定的规律性,即随海拔增加植被多样性显著下降。
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The east beach shoal vast , owns rich zoobenthos and vegetation resource, be migrant bird migration on passage the distributing centre, is also the waterfowl overwintering field.
东滩滩涂辽阔,拥有丰富的底栖动物和植被资源,是候鸟迁徙途中的集散地,也是水禽的越冬地。
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The site should have a good groundcover of grass, or bushes, or trees, as covering vegetation provides shade and reduces erosion and dust.
安置点的地表应当有很好的草丛、灌木或树木覆盖,因为植被可以提供遮蔽,同时减弱侵蚀和沙尘。
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The site should have a good groundcover of grass, or bushes, or trees, as covering vegetation provides shade and reduces erosion and dust.
所选地点的地表应当很好地被草、灌木或树木覆盖,因为植被可以提供遮蔽,同时减弱侵蚀、减少沙尘。
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The ecological restoration of the under forest vegetation was conducted in Xiangshan Duoyun Pavilion with native groundcover plants and perennial plants. The principle of ecological restoration was followed in the designing and construction.
介绍了北京香山多云亭景区设计、施工和管理中应用生态恢复的原理,以乡土地被植物和多年生宿根花卉对林下植被群落进行重建的工程。
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The increased NPP was primarily led by an advanced growing season for broadleaf evergreen forest, needle_leaf evergreen forest, and needle_leaf deciduous forest, whilst that was mainly due to enhanced vegetation activity during growing season for broadleaf deciduous forest, broadleaf and needle_leaf mixed forest, broadleaf trees with groundcover, perennial grasslands, broadleaf shrubs with grasslands, tundra, desert, and cultivation.
常绿阔叶林、常绿针叶林和落叶针叶林NPP的增加主要由生长季节的提前所致,而落叶阔叶林、针阔混交林、矮林灌丛、温带草原及草甸、稀树草原、高寒植被、荒漠以及人工植被NPP的增加主要来自生长季生长加速的贡献。
- 推荐网络例句
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I will endeavour to find you some assistance.
我尽力帮你找人帮忙。
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At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.
起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像,后来回台湾,甚至去年在北京,居然也四处看见她的海报,才惊讶她的魅力之大。
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Ah may dee:You are chinese living in a democratic country.
你是居住在民主国家的中国人吧。