查询词典 area
- 与 area 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The result shows, the construction inside area of the work inside research period of time changes the distributinging difference step up of exponential interval in different city with the ground, formed urban core area and a rural area distributinging center of two absolute magnitude.
结果显示,研究时段内工作区内的建设用地在不同城市化指数区间的分布差异逐步增加,并形成了城市核心区和农村地区两个绝对量分布中心。
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The background survey and tracking survey of artificial reef area in Chenghai Laiwu were carried out before and after reefing in 2003 and 2007, respectively. The results indicated that after the deployment of artificial reefs, the biomass density of fishery resources increased by 25.63 times, which were much higher than before. The resources species was much more abundant; total number increased from 23 to 41, which increased by 0.78 times. The crab resources sharply increased by 1.75 times after artificial reef were deployed. Harpodon nehereus and Portunus sanguinolentus , which did not appeared in background survey, now became the dominant species in tracking survey. There were high diversity indexes in artificial reefs area and control area in tracking survey. In conclusion, the results indicated that the fish-aggregating effect of artificial reef site has improved a lot, and the community structure and the habitat environment have been significantly improved.
摘 要:2003和2007年分别对澄海莱芜人工鱼礁区进行了投礁前的本底调查和投礁后的跟踪调查,结果表明,投礁后礁区海域游泳生物的资源密度明显比投礁前高,增加了25.63倍;礁区海域各类资源种类均比投礁前丰富,总种数由投礁前的23种增加至41种,比投礁前增加了0.78倍,其中,蟹类种数增加最多,增加了1.75倍;在本底调查中没有出现的经济种类龙头鱼 Harpodon nehereus 和红星梭子蟹 Portunus sanguinolentus 在跟踪调查中已成为主要优势种;Shannon-Wienver多样性指数在礁区和对比区均比投礁前有所增加。
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This model was finely fitted by theexperimental results and was used to calculate the activation area,which was 0.127 〓/mol with little dependence of subphasetemperature. The positive activation area indicate that there is anincrease in area when the activated complex is formed, increasingthe surface pressure should decrease the rate constant and that theactivated complex is unimolecular in nature.
在一系列实验曲线的基础上,我们提出测量的面积变化应该由聚合中分子结构变化引起的急剧的瞬时面积变化与随后的与此面积变化相反的弛豫过程两部分组成,并据此提出一种反应动力学模型,此模型与实验结果相当吻合,此模型用于处理聚合速率的紫外光强依赖性,得到聚合速率常数近似与光强成二次幂指数关系;此模型也被用于计算活化面积,发现活化面积为〓,几乎与温度无关。
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According to certain tie in 2 values image the condition finds candidate face and demarcate, search the area of " empty " in 2 values image next, if position of " empty " shows acute angle triangle to distributing fitly, and be located in inside candidate face area, prove this awaits electorate region to be person face area namely.
在二值图像中依据一定的约束条件找到候选人脸并标定,然后搜寻二值图像中的"空洞"区域,假如"空洞"位置恰好呈倒锐角三角形分布,且位于候选人脸区域内,则证实此候选区域即为人脸区域。
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One small area and large area ideal villa for sale, small area of the villa buyers are often used for self-occupation, large-area house buyers are more in order to entertain business clients.
一个小面积和大面积的理想别墅出售,小面积的别墅购买者往往是用于自住,大面积购房者更以娱乐业务的客户。
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For the leaf area index of the three forest types, there was a similar variation trend, i.e ., increased first and decreased then, with the maximum presented in mid-July or August for Q. mongolica and J.mandshurica forests while in mid-August or September for F. rhynchophulla forest. The canopy porosity of the three forest types also had a similar variation trend, but opposite to leaf area index, being decreased first and increased then, with the minimum presented in mid-June, July, August or September. The analysis of variation coefficients of leaf area index, transmitted direct gap light, and transmitted diffuse gap light indicated that the spatial pattern of leaf area index in July-September was the main factor affecting the spatial distribution of transmitted diffuse gap light.
结果表明,3种林型的叶面积指数变化总体趋势是一致的,均呈先上升再下降的单峰曲线,蒙古栎林和胡桃楸林都是在7月中旬或8月中旬达到最大峰值,花曲柳林是在8月中旬或9月中旬达到最大峰值;3种林型冠层孔隙度的变化总体趋势也是一致的,呈先下降再上升的单峰曲线,不同样地峰值出现的时间也不同,最低峰值在6、7、8、9月中旬均有出现;通过对不同月份的叶面积指数、林下散射光、林下直射光的变异系数分析表明,7—9月叶面积指数的空间格局是影响林下散射光空间分布的主要因素。
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To further verify the rationality and science of the evaluation system and find out its limitation, the thesis takes the northwestern mountainous and hilly towns in Hangzhou for example, chooses evaluation indices, defines weight distribution, assigns values to the indices, constructs the evaluation system, evaluates the land constructability and defines four subareas for the northwestern mountainous and hilly towns in Hangzhou depending on the constructability, which refer to prohibition area, regulation area, constructable area and build-up area.
为了进一步从实践上验证该评价体系的合理性和科学性,以及校验其存在的不足之处,本文以杭州市西北山地丘陵城镇为实例,选择评价指标,进行权重分配和指标赋值,构建评价体系;进行土地适建性评价;界定杭州市西北部山地丘陵城镇的建设适宜度分区——禁建区、限建区、适建区和已建区。
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This text aims at the difference of several representative geology conditions in Yang Shui mining area, carried on the primary election to the mining method of Yang Shui mining area, introduced the new theories of numerical optimization choice of mining method that are fuzzy mathematics and artificial neural network etc, based on the existing mining methods that are feasible, adopt the fuzzy optimization choice principle of flexible neural networks, and synthesize several experts and fieldworkers' opinion, built up the related mathematical model and revised model, carried on processing of programming through computer, thus established each optimization mining project under several representative geology conditions in Yang Shui mining area, and carried on optimizing to the existent unreasonable parameter in mining project;have the great significance to aim at each kind of geology condition for each mining area to adjust the mining method in time in the course of mining, abandon chronically unreasonable mining method, full reclaim the mine's resource, lower the dilution rate、 loss rate of mineral mining, raise the production capacity of stope and economic benefit of mine.
本文针对洋水矿区几种典型地质条件差异,对洋水矿区采矿方法进行了初选,介绍了模糊数学和人工神经网络等采矿方法数值优选新理论,在现有可行性采矿方法的基础上,采用弹性神经网络模糊优选原理,并综合多位专家及现场工作者的意见,建立了相关的数学模型及修正模型,通过计算机进行编程处理,从而确立了洋水矿区几种典型地质条件下各自的最优采矿方案,并针对采矿方案中存在的不合理参数进行了优化,为各矿区针对各类地质条件在采矿过程中及时调整采矿方法,摈弃习惯性的不合理采矿方法,充分回收矿山资源、降低矿石开采的贫化率、损失率,提高采场生产能力以及矿山经济效益具有重大意义。
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As the innovation and combination is developing, our automobile industry has taken place some new change, which tends to centralize regionally. There are four most representative regions. The first is the area along the Bohai Ocean, which mainly contains Jilin, Liaoning, Tianjin and Beijing. The second is the area along the Changjiang River, which mainly contains Chekiang, Nanking and Shanghai. The third is the Northwest area, which mainly contains Hubei and Chongqing. The last is the area near the Zhujiang River, which mainly contains Guangzhou.
随着深化改革扩大开放,联合兼并和高速发展,我国汽车工业的格局发生了新的变化,表现出明显的地域集中特点,其中产量最大、最集中的四大区域是:一是环渤海地区,主要由吉林、辽宁、黑龙江、京、津两市三省的汽车工业集团和企业组成;二是长三角地区,主要由江浙、南京、上海的汽车工业集团和企业组成;三是西北地区,主要由湖北和重庆的汽年工业集团和企业组成:四是近年来迅速崛起的以广州为核心的珠三角地区。
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The level of feed-water and drain system is comparatively high in the history of China.The research on the level of agriculture in Han dynasty indicates that the prosperity of cities in Han dynasty is based on the tender agriculture and the food supplies import is a constant state in the study area. There is no breakthrough in level of agriculture after Han dynasty,and it is an important reason that the city development in the study area is fluctuant in the history of China.From the end of Han dynasty to North and South dynasty,the climate change made the cold and arid weather keeping in the study area,and affected badly the agricultural outputs.The mode of land-use was transformed from the agriculture to the nomadism in this stage.The climate change made the desertization develop mightily and fast,and approach the scale of modern time in the study area in the North and South dynasty.
研究区汉代农业生产水平的综合分析表明,一方面,汉代城市的繁荣是建立在比较脆弱的农业基础上的,粮食等物品不断的外部输入是一种常态,汉代以后很长时间粮食生产水平并没有突破性的提高,这是研究区城市发展呈阶段性起伏的重要原因;另一方面,南北朝时期冷干气候的持续,对脆弱的农业生产具有重大影响,农业向牧业迅速转化,城市的区域农业支持系统受到严重影响,该时期沙漠化也强烈发展。
- 相关中文对照歌词
- Ellenwood Area
- Area
- Yay Area
- Area 64-66
- Area Code 229
- Clear The Area
- Go Dumb (I'm Sprung Bay Area Remix)
- Bay Area
- Area Codes
- #1 Crew In The Area
- 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