查询词典 grassland
- 与 grassland 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In the very cold areas, the hoist of air temperature could accelerate the aternation of freeze and melt of the soil, destroy the grass layer, accelerate the degeneration of grassland.
首先在加强草地生态保障基本措施的基础上,加强草地培育利用,集中治理退化草地,实现草地优化利用的模式。
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In which a , in order to adapt to environmental changes grassland replacing forests, from the forest-dwelling life was coming into camp life, as the transition from ape to man during the "emerging in the people."
其中的一支,为适应草原取代森林的环境变化,从林栖生活逐渐变为营地生活,成为从猿到人过渡期间的&正在形成中的人&。
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In the light of calculating method ofλ〓, the values ofλ〓 of different rainwater utilization measures such as the level terrace, artificial forestry land, artificial grassland, sloping bench terrace, dam are determined in the precipitation of different design frequency. At the same time, the effect of quality of measures and new soil additive PAM on theλ〓 are discussed.
利用径流小区研究成果,按照降雨径流调控参数λ〓的计算方法,经过数学转换,确定了水平梯田、人工林地、人工草地、隔坡梯田、淤地坝等雨水利用措施在不同设计频率降水年份下的降雨径流调控参数λ〓,讨论了措施质量对λ〓的影响,利用实验确定了土壤结构改良剂PAM对λ〓的定量影响。
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Samson is a classic black-maned Kalahari male lion that is believed to have wandered from the Central Kalahari Game Reserve west into large cattle farming operations. Here he began to prey on cattle and would have been shot but the Grassland Bushman Lodge team captured him and returned him to the park.
雄狮山姆森是一只典型的卡拉哈里黑鬃雄狮,他曾出没于中央卡拉哈里自然保护区西部,后来他去了一个大型牧场附近并开始捕食那里的牛,由于这行为会让他被射杀,所以后来当地的草原游牧居民把他抓获后送回了保护区内,可没想到他后来又去了那个牧场,他们只能再一次抓住了他。
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The black-necked cranes Several Black-necked cranes were playing on the grassland, when found our approaching, they raised their vigilance and kept a distance from us.
5《黑颈鹤》有几只黑颈鹤在一片沼泽似的草滩上,抱着相机向它们靠近,它们则警惕地和我们保持着距离。
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Soil CEC and organic matter content were higher in forest-land, grassland and farmland than in orchard land, and soil pH was lower in forestland than in other three land use types. Soil pH, CEC and organic matter content were higher in plateau land and sloping land than in gully bottom and terrace land. Soil CEC and organic matter content were higher in dark loessial soil and rebified soil, while soil pH was higher in yellow loessial soil.
不同土地利用方式下,土壤有机质和CEC以林地、草地和农田较高,果园较低;pH则以林地较低,其他利用方式较高;不同地形条件下,3种土壤性质均呈塬面和坡地大于沟道和梯田的趋势;不同类型土壤中,有机质和CEC以黑沪土和红土较高,pH则以黄绵土较高。
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A space series substituting time series method was adapted and Levins niche breadth index and the Pianka Niche overlap index was applied to calculate the resumption of different age and population niche and niche overlap in spring-autumn grassland enclosed for different years at Zhaosu horse ranch.
采用空间序列代替时间序列的方法,运用Levins生态位宽度指数和Pianka生态位重叠指数,对不同围封恢复年限种群生态位及生态位重叠计算分析。
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The main product was white-slice duck, half duck duck head, neck, palm wing brisket and grassland duck meat roll, French-type Breast Japanese-type Breast business suit duck and other frozen duck meat product totally 70 varieties.
主要生产白条鸭、半边鸭、鸭头、鸭脖、鸭掌、鸭翅、鸭胸肉及草原鸭卷、法式胸肉、日式胸肉、西装鸭等冻鲜鸭肉系列产品共70多个品种。
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The result of study show:The landscape elements of the landscape system in the eastern section of QiLian mountain that mainly is grassland, and the forest and bush landscape elements large-scale distribution in it;Snow and ice landscape element and water was scattered in the mountain landscape by relatively small area, the water element which runs through the various landscape elements,The results show that, the study area, QiLian Mountain is high heterogeneous region and number of the high heterogeneous is moving.
结果表明:祁连山东段山地景观系统中草地景观要素为基质,水域景观要素为廊道,而森林、灌木以及冰雪景观要素为斑块;山地景观系统呈现出高度景观异质性且在1994年到2008年之间表现出明显的异质性变化。
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We measured morphological and physiological characteristics of C. asiatica in spring 2004 and 2005 at three levels: ramet population, clonal fragment and leaf. Environmental factors of different microsites were investigated again in September 2006. Important findings At the ramet population level, we observed no effect of habitat (forest edge vs. abandoned grassland slope).
在克隆片段水平,林缘和荒草坡生境显著影响积雪草的根干重、花果干重、一级匍匐茎节间长和总匍匐茎节间长,而不同草本层盖度小生境则显著影响花果干重、根冠比、一级匍匐茎数、二级匍匐茎节间长和总匍匐茎节间长。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力