The arch was used by the early cultures of the Mediterranean area chiefly for underground drains, but it was the Romans who first developed and used the arch extensively in aboveground structures.
在地中海区域的早期文明中，拱形结构主要被运用在地下排水管上，但在地上建筑中首先发展并广泛使用拱门的是罗马人。
地面上的生活很拥挤。
Therefore, an ideal bioenergy plant would produce lots of aboveground biomass for fuel as well as have an extensive root system.
因此，一种理想的生物能植物应能生产大量的地上部生物量燃料并有丰富的根系。
Carved from sandstone, the dungeon (foreground) beneath England's Nottingham Castle (top) -scanned in 3-d via lasers-is superimposed on an image of the aboveground buildings.
这个地牢是在砂岩上凿刻而成的，地牢(图片下方)的位置在英国诺丁汉城堡(图片上方)的下面。地牢经过镭射扫描制成3d图片，并叠加在地面建筑图片上显现。
American superconductor CEO Greg Yurek says that in the long run, the cost of superconductor transmission cables will be below that of adding new aboveground copper power lines.
美国超导公司CEOGregYurek声称在长期看来，超导体传输电缆的费用将会低于增加新的地上铜电缆。
Competition among trees includes aboveground and underground parts.
树木间竞争包括地上和地下部分。
Species richness was positively correlated with aboveground biomass.
物种丰富度与地上生物量呈显著正相关。
Insulation materials of aboveground pipeline and equipment shall be of composite silica te.
地面管道及设备的保温材料选用复合硅酸盐材料。
The number of species and plants in aboveground vegetation was increasing with abandoned years.
地上植被中的物种数和植株数随弃耕年限的增大不断增大。
The rule of seasonal change of soil respiration synchronized with that of the aboveground blue biomass.
羊草群落土壤呼吸的季节变化规律与地上绿色体生物量的季节动态同步。
The types of aboveground vegetation also had a significant effect on the community structure of soil collembolan.
地表植物群落类型对土壤弹尾虫群落结构特征也有一定影响。
Mausoleum: Large, impressive tomb, especially a stone building with places for entombment of the dead aboveground.
陵墓：大型庄严的墓葬建筑，尤指石头堆砌的埋葬死者的地上建筑。
The total aboveground biomass increased but the underground biomass decreased with the increase of grazing intensity.
随放牧强度增加，根系生物量呈下降趋势，而地上总生物量呈增加趋势。
The result is that aboveground biomass growth is relevant not only to physiological peculiarity but also to environment.
结果表明苜蓿生物量的增长速率不仅与本身生理特性有关，而且与环境密切相关。
This paper has studied the protective method and the aboveground exhibition hall design of this famous Baiheliang Ridge.
就此讨论了白鹤梁的保护方式，及其地面陈列馆的设计方案。
It has been observed that individual, population, aboveground and underground biomass increase with increasing stand age.
云南松个体生物量、种群生物量、地上生物量和地下生物量均随林龄增加而增加。
Soil microbes are influenced by aboveground vegetation, soil geochemical elements and edaphic pollutants such as battery waste.
土壤微生物受到地上植物、土壤地球化学元素以及电池等污染物质的影响。
The underground rhizome of P. australis and the aboveground part of S. mariqueter were the main sites of existing carbon storage.
地下根茎为芦苇现存碳储量的主要场所，而地上部分是海三棱藨草碳储量的主要场所。
The principle component 1 in Carex lasiocarpa could explain the species relative density of 88% and the aboveground biomass of 84%.
毛果苔草湿地中主成分1能够解释88%的物种相对密度和84%的地上生物量；
Caulis Polygoni Multiflori, our country's traditional Chinese medicine, is the aboveground part of the Radix Polygoni Multiflori Thunb.
首乌藤是何首乌的地上藤茎部分，它是我国的一味传统中药。
The effect of rootcutting on aboveground growth, underground growth and yield of crop was directly related with the time and degree of rootcutting.
断根对作物地上、地下部生长状况及产量的影响与断根时间、程度直接相关。
The ratio between underground biomass and aboveground biomass of shrub and herb layer increases first, and then decreases with the rising of elevation.
灌木层、草本层地下部分与地上部分的比值随海拔的升高均呈先增加后减少的趋势。
It is important to study and compare the relationship between root fresh weight, aboveground biomass and protein content with different varieties soybean.
所以研究比较不同品种大豆根鲜重、地上生物量与籽粒蛋白含量的关系对大豆育种具有重要意义。
Impacts of fertilization and sampling position on soil moisture and aboveground biomass of Medicago sativa were studied in a long term, in situ experiment.
基于苜蓿长期连续种植定位试验，研究了不同施肥与采样位置差异对苜蓿草地地上部分生物量和土壤水分的影响。
The results of forest aboveground biomass are very close to the fields measured results, and are consistent with land cover data in the spatial distribution.
地上生物量反演结果与实测结果十分接近，在空间分布上与土地覆盖分布特征非常一致。
Light transmission rate of community canopy increased as height increased, which has significant correlation with the vertical distribution of aboveground biomass.
群落冠层的透光率随群落高度的增加而增加，和地上生物量的垂直分布有显著的相关性。
The actual practices of opening inspection of LPG aboveground tank and technological renovation of equipments and pipeline are discussed with a concrete engineering.
结合具体工程，探讨了液化石油气地上储罐开罐检验及对设备、管道进行工艺改造的实际做法。
From population level to functional group level, and then to community level, the yearly-variation of aboveground biomass minimizes gradually and stability increases.
从植物种群水平、植物功能群水平到群落水平，地上生物量的年度间变异性逐渐降低，稳定性逐渐增加。
From population level to functional group level, and then to community level, the yearly-variation of aboveground biomass minimizes gradually and stability increases.
从植物种群水平、植物功能群水平到群落水平，地上生物量的年度间变异性逐渐降低，稳定性逐渐增加。
应用推荐