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sandy-haired相关的网络例句

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与 sandy-haired 相关的网络例句 [注:此内容来源于网络,仅供参考]

The soils are derived from volcanic ash and consist of sandy to sandy-loam earth.

这里的土壤来源于火山灰和砂质壤土。

Gramineae and Compositae by the shifting sand to the fixed sandy land, the species of which changed greatly, that indicated they were playing a great role in the recovery of the sands. Asclepiadaceae plants could serve as a indicative plants to distinguish between the types of shifting sand and other sand; Portulacaceae and Bibgnoniaceae plants, which appeared only in the fixed sandy land, has become a landmark to determine the fixed sand plants. In addition to artificially plant Caragana spp. and Artemisia spp.

豆科和藜科植物作为流动沙地的先锋物种,表现出较强的适应能力;禾本科和菊科植物由流动沙地到固定沙地,其种类变化较大,表明其在沙地恢复中发挥着巨大的作用;萝摩科植物可作为区分流动沙地和其它沙地类型的指示性植物;马齿苋科和紫薇科植物仅在固定沙地中出现,已成为判断固定沙地的标志性植物。

Brought forward and reasoned the forming mechanism of Maowusu sandy land. Based on the analysis of the development of Holocene rivers and related loess and windsandy geomorphology, the paper put forward the forming mechanism of Maowusu sandy land as follows: while the climate became dry, the exterior channels extended backwardly and cut through the remained lake system of ancient Hetao lake. This resulted in the rapid discharge of underground water. The vegetation living on this water resource was destroyed completely. Then the sand began to form.

对毛乌素沙地的形成机制进行了新的探索基于对过渡地带全新世河流及其相关的黄土和风沙地貌发育、土地利用变化等分析,提出毛乌素沙地的形成机制:在气候变干的同时,外流河谷溯源延伸,切穿了长城以北河套古湖残遗湖系,使地表地下水迅速外泄,原靠湖系水资源维系的生长在河套古湖湖滨沙堤形成的沙地上的非地带植被的生存条件被彻底摧毁,而起沙。

Coast sand belongs to degraded sandy site, vegetation was the energy origin of whole ecosystem, so, this kind of vegetation must have the ability to get their ecological site on the badly degraded sandy site, on which Casuarina equisetifolia can live well, and show great adaptation.

海岸沙地的生态条件恶劣,木麻黄可以在这样的条件下生长良好,并表现出了很好的适应性,必有其科学原理。

The analysis of chorological and spatial changes of desertification indicates that expansion of desertification mostly takes place around the four main sandy lands: Keerqin, Hulunbeier, Hunshandake and Maowusu, while situation in the central part of sandy land is kept relatively steady, with some part of these areas tending to take a favorable turn.

通过沙漠化时空演变过程分析表明:沙漠化的发展主要集中在科尔沁沙地、呼伦贝尔沙地、浑善达克沙地和毛乌素沙地的边缘,而沙地的内部则相对稳定,部分地区有逆转的趋势。

In order to explore the grain-size distribution characteristics and geo-genetic types of land desertification in Mo Us desert, the research on the grain-size characteristics of sediments since late Pleistocene has been carried out in the desert area and neighboring area such as inside desert, sand covered loess plateau, loess plateau and river valley. The research result shows that sediments of different geologic genetic types are the fundamental material source of sandy desertification in these areas and the distinguishing of different types of the sediments is the theoretical basis of classification of different geogenetic type of sandy desertification. The contribution of different geological roles on the land desertification and its significance to prevent and deal with the land desertification have also discussed.

为了研究毛乌素沙地沉积物的粒度特征与土地沙漠化的地质成因类型,通过系统研究沙地及相邻地区晚更新世以来在沙地内部、覆沙黄土区、黄土高原和河流谷地与湖泊等不同地质构造地貌条件下所形成的沉积物粒度特征,指出不同地质成因类型的沉积物是这些地区土地沙漠化的物质基础,区分不同类型的沉积物也是构成不同地质成因类型土地沙漠化分类的理论基础,探讨了不同地质作用对土地沙漠化的贡献及其对土地沙漠化防治方面的意义。

The result of our experiments showed that PAM has little effect on sandy soil. We analyzed that it is because there are little fine glutinosity soil grain in sandy soil.

研究结果初步表明,PAM在砂性土壤中的施用效果不佳,据分析,这是因为砂性土壤中细小粘粒含量较少,施加PAM后,不能形成较多的水稳性土壤团聚体。

Wei Dong belongs to reason of ancient Yellow River to, it is sandy wasteland more sparsely, involve 5 rural area 273 villages, total land 703 thousand mus, its intertill ground 519 thousand mus, appropriate forest sandy wasteland 178 thousand mus, 16.1% what occupy entire county area about.

卫东属古黄河故道,多是沙荒薄地,涉及5个乡273个村,总土地70.3万亩,其中耕地51.9万亩,宜林沙荒17.8万亩,约占全县面积的16.1%。

It can provide some theoretic gist for resource value of water and soil in sandy land to indicate the change and law of soil moisture character, as well as the water circulation and balance mechanism in sandy land, at the same time, it have important practical significance to protect limited water resource, improve using efficiency of water resource,control desertification, choose and educate sand binding plant, renew and restore degraded ecosystem, as well as the economy benefit of irrigative agriculture and intending trend of development.

揭示沙地土壤水分特征的变化规律以及沙地水循环和平衡机理,可以为沙地水土资源评价提供一定的理论依据,同时对于保护当地有限的水资源和提高水资源的利用效率,以及沙漠化防治,固沙植物的选育,退化生态系统的恢复与重建,灌溉农业的经济效益和未来的发展趋势都具有重要的实践意义。

Along the low-angle overthrust Early Permian marble and Early Triassic sandy slate were thrust southward over Paleocene-Eocene purplish red conglomerate of the Paleocene-Eocene Fenghuoshan Group and brick-red sandy conglomerate of the Oligocene Yaxicuo Group, forming many klippen of varying scales, and thick fault brecci.

沿低角度逆冲断层,早二叠世大理岩和早三叠世砂板岩自北向南逆冲推覆于古新统—始新统风火山群紫红色砾岩和渐新世砖红色砂砾岩之上,形成大量不同规模的飞来峰;沿主逆冲断层发育厚层断层角砾岩与断层泥,局部形成碳酸盐质糜棱岩。

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She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了,但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

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