查询词典 sand dunes

Patterns in Nature: Sand Wind polishes Egypt's Western Desert sand dunes to fine alabaster.

沙在自然界的模式。风打磨埃及西部沙漠的沙丘，以优良雪花石膏。

Many of the three-dimensional works are displayed on a series of large, amorphously shaped islands that resemble flat-topped, pale yellow sand dunes. Initially this seems odd.

立体艺术品多数都陈列在一连串巨大的形状各异的展台上，这些展台很像是淡黄色的平顶沙丘，这一布置起先看上去很怪。

A lone man walks over sand dunes in the Saudi Arabian desert.

一位孤独的男子行走在沙堆之上位于沙特阿拉伯半岛的沙漠。

This image provided by NASA Thursday Sept. 18, 2008 captures unusual arrow-shaped sand dunes in the north polar Olympia Undae region of Mars that may have been formed by changing winds.

此图片由美国航天局提供的星期四2008年九月18号捕捉不同寻常的箭头形沙丘在北极地区的奥林匹亚Undae火星可能已经形成了不断变化的风。

As less sand was carried across the course in the wind, the sand dunes diminish in size to the furthermost point, which is the rather flat 1st hole.

由于不进行沙在风中，沙丘面积减少到最远点，这是比较平坦第一洞在整个过程中。

THIS story is from the sand-dunes or sand-hills of Jutland, but it does not begin there in the North, but far away in the South, in Spain.

这是尤兰岛许多沙丘上的一个故事，不过它不是在那里开始的，唉，是在遥远的、南方的西班牙发生的。

An area of 290 hectares throughout the garden, located in a sand dune, this is a "palace on the sand dunes," said.

整个园林占地290公顷，座落在一座沙丘上，故也有"沙丘上的宫殿"之称。

Using the survey data of several indexes as well as field experimental data of soil hydrology of microbiotic crusts in artificial vegetation-fixed sand dunes in Shapotou area, the impacts of microbiotic crusts on soil hydrological processes which included the penetration, interception and evaporation processes of precipitation were examined, and their mechanisms were also studied. The security problem of vegetation-fixing system due to the changed soil water environment in fixed sand dune area was analyzed further.

本文在上面的立意下，我们对沙坡头人工植被固沙区对微生物结皮的若干指标进行了详细的调查和试验，并安排了一系列微生物结皮土壤水文过程试验，从不同的角度揭示了微生物结皮在降雨渗透、拦截和蒸发过程中的作用，及其对降水在沙丘土壤剖面中的水分分配过程和格局的影响，并进一步分析了微生物结皮对固沙区土壤水环境的影响和植被固沙体系的安全问题。

An area of 290 hectares throughout the garden, located in a sand dune, this is a "palace on the sand dunes," said.

整个园林占地290公顷，座落在一座沙丘上，故也有&沙丘上的宫殿&之称。

They are regularly distributed in the Tarim Basin according to the influx of the dry heat from the Kuruktag, from Mongolia, and the branches of reverse air currents from Siberia which blow from the northeast of the Basin which account .or the gradual sloping of the sand hills, sand dunes, and ridges all facing the north -northeasterly direction, and their steeper slopes all facing the west-southwesterly direction.

它们的分布很规律，大部分与从库鲁克山吹来的干热风以及来自干燥的蒙古，西伯利亚反气旋的分支，由东北部向塔里木盆地方向侵入有关。因此，这里所有荒漠上的新月型沙丘、沙岗和沙脊，它们的缓坡一律面向北偏东，陡坡一律面向西偏南。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。