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successional相关的网络例句

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1St, foreword main point: A, about Earth's internal heat circulation as well as successional variation process three important times: Birth time, lifeless time, until has the life time; B, the earth interior stone fruits archery target thermonuclear reaction, causes the earth interior material convection and the Earth revolve production as well as terrestrial magnetic field production three between relations; C, also has in has the life time, the vital activity to the entire internal heat circulation influence as well as to the earth's atmosphere influence; D, has the life time, in the stratum the coal and the petroleum, the natural gas and so on the fixed energy storage which as a result of energies and so on zoology and botany absorption transformation sunlight forms, to Earth internal heat circulation influence as well as with earth's crust each kind of movement relation, such as: The plate movement, the volcanic earthquake, the orogenesis, the Earth moves the fierce degree the periodic phenomenon and so on.

前言要点: A 、关于地球的内热循环以及演变过程的三个重要时期:诞生时期,无生命时期,直至有生命时期; B 、地球内部核物质的热核反应,引起的地球内部物质对流与地球旋转的产生以及地球磁场的产生三者之间的关系; C 、还有在有生命时期,生命活动对整个内热循环的影响以及对地球大气的影响; D 、有生命时期,地层中煤与石油、天然气等由于动植物吸收转化太阳光等能量而形成的固定能量存储,对地球内热循环的影响以及与地壳各种运动的联系,诸如:板块运动,火山地震,造山运动,地球活动剧烈程度的周期性现象等。

Study the result makes clear, content of Potassium of quick result of soil of area of high yield wet earth is 287.476gkg-1 on average, highest for 483.433gkg-1, lowest is 119.435gkg-1, bulbiform model is Potassium of edaphic quick result the optimal model that successional space distributings, its gold nugget is worth / floor sills value is 0.399, potassium of demonstrative soil quick result is changing the dimensional variability that Cheng has moderate strength inside the limits for 57.691 meters, the area of content discretion distributings more apparent, in the southeast of plot the ministry is mixed mid it is the area with its higher content, two content is inferior outstanding area show typical circle layer to distributing, increase by degrees by the content outside introversion, have stronger gradual change sex to distributing the rule.

探究结果表明,高产潮土区土壤速效钾含量平均为287.476gkg-1,最高为483.433gkg-1,最低为119.435gkg-1,球状模型是土壤速效钾连续性空间分布的最佳模型,其块金值/基台值为0.399,说明土壤速效钾在变程为57.691米的范围内具有中等强度的空间变异性,含量高低的区域分布比较明显,在地块东南部和中部为其含量较高的区域,含量较低的两个突出区域呈典型的圈层分布,由内向外含量递增,具有较强的渐变性分布规律。

In order to investigate the succession of soil microbial community with ecosystem development, soil samples of three successional stages (i.e., barren stage, cryptogamic crust stage and herbaceous vascular plant community stage) from two tailings wastelands (Yangshanchong tailings wasteland discarded in 2001 and New Tongguanshan tailings wasteland discarded in 1991) were collected and soil microbial biomass was determined by methods of typical plate culture' and molecular biology.

该研究以2处(即,铜陵杨山冲尾矿废弃地和铜官山新尾矿废弃地)不同时期弃置的、处于3个演替阶段(原生裸地阶段、隐花植物结皮阶段和草本维管植物群落阶段)的铜尾矿废弃地为研究对象,利用传统培养法和分子生物学法相结合的手段对土壤微生物量和土壤微生物群落结构变化及其影响因素进行了调查。

A series of successional changes follow cach major tephra fall.initially the woody taxa are killed off and replaced by grass and Cyperaceae that rapidly colonise the fresh surface.

在每次火山灰降落后,都会有一系宁继后变化,木本类最早死亡,禾草类和莎草科取而代之,并很快占据裸露的地表。

In successional process of wetlands, bare land Suaeda salsa community, Tamarix chinensis community organic matter content decreased by 81.0%、67.4% and 59.5% separately compared to Imperata cylindrical community,total N decreased 61.1%,59.6%,41.2%,available N decreased 69.2%,60.1%、46.8%,available P decreased

在湿地演替过程中,光板地、翅碱蓬群落、柽柳群落有机质含量与白茅群落相比,降低了81.0%、67.4%、59.5%,全氮含量降低了61.1%,59.6%,41.2%。

Comparison of tectonic evolutions and petroleum geological conditions in Tazhong and Tabei palaeohigh s in Tarim Basin;2. The palaeohigh in Junggar basin underwent multistage evolution from Neopaleozoic to Cenozoic, and four basic types such as successional, discontinuous, tilted and thrust ones were developed.

准噶尔盆地古隆起经历了自晚古生代至新生代的多期次演化,发育了继承型、间断型、掀斜型和冲断带型等4种古隆起基本类型,通过构造沉积演化及油气成藏分析探讨了陆梁隆起、莫索湾凸起、车莫隆起的油气勘探领域和勘探方向。

This results indicated that peashrub shrubland created a favorable N condition for its invading the meadow and being invaded by birch forest, and played a important role in altering the successional direction of meadow→peashrub shrub land →birch forest.

尽管箭叶锦鸡儿灌丛植物叶片与凋落物中全N、全P浓度在大多数取样点上都低于硕桦,但表层土中全N浓度高于硕桦和草甸,且其土壤有机质的供氮能力以及维持氮素能力都高于硕桦林和草甸,表明,锦鸡儿灌丛为侵入草甸和硕桦入侵提供了良好的养分条件,在该演替序列的发展过程中起了一定的推动作用。

A successional Artemisia ordosica and A. frigid community, located on the eastern edge of the Tengri Desert in Alashan Left Banner, Inner Mongolia, was selected as an object for study. Densities of the plants and total nitrogen and available phosphorus in 0~20 cm soil layer were measured of the 400 quadrates (4m×4m) in the sampling plot (80m×80 m) for analysis of relationship between N/P ratio in the soil and plant density thereupon and between the two in spatial heterogeneity.

选择腾格里沙漠东缘内蒙古阿拉善左旗境内的油蒿+冷蒿群落为研究对象,在80m×80m样地400个4m×4m样方中,调查了油蒿和冷蒿的密度,测定了0~20cm土层中的全氮和有效磷,分析了土壤氮/磷比与植物密度之间及其空间异质性之间的关系。

The 26 florae were divided into 7 vegetation types which belong to four successional stage of forest florae, respectively.

这些群落分别具有保护原有结构功能和研究天然林恢复规律的价值。

The whole piece includes four movements, and it's without interruption among these movements. On the aspect of the compositional way, Schubert used the materials of rhythmic motifs, successional halftones, broken chords, and thematic melody to intersect the whole piece, making the long piece be more united.

全曲包含了四个乐章,以连篇不间断的方式合而为一,而创作手法上,舒伯特运用节奏动机、连续半音、分解和弦、主题旋律等素材串连全曲,使冗长的乐曲更具统整性。

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It is also known as one of the most poisonous naturally occurring substances.

它也被称为一个最自然发生的有毒物质。

The greatest stress is found at the location on the cross section where V is the largest.

最大应力出现在横截面上V为最大的地方。

It is the most important three water problem which our country faces in the 21st century that flood and waterlog, drought and shortage of water, the deterioration of water environment.

洪涝灾害、干旱缺水、水环境恶化是二十一世纪我国面临的三大水问题。