助手标题  
全文文献 工具书 数字 学术定义 翻译助手 学术趋势 更多
查询帮助
意见反馈
   林带 的翻译结果: 查询用时:1.709秒
图标索引 在分类学科中查询
所有学科
林业
植物保护
农业基础科学
气象学
生物学
环境科学与资源利用
自然地理学和测绘学
农业工程
农艺学
更多类别查询

图标索引 历史查询
 

林带     
相关语句
  forest belt
     Whole length of the ecological economic forest belt construction project along Dayun superhighway Taiyuan section is 149.0 km, it covers an area of 2 981 hm2. it is a commonweal ecological project of the forestry.
     大运高速公路太原段生态经济林带建设工程全长149.0km,占地面积约2981.00hm2,是公益性质的林业生态工程。
短句来源
     When the width ratio of farmland to forest belt is 150 to 40, 33.37% losing N, 19.58% losing P can be absorbed by the forest under rape-rice rotation, and under wheat-rice rotation 20.65% lost N and 57.82% lost P can be absorbed.
     当农田与林带宽度比例为150∶40,在油菜-水稻轮作方式下, 33.7%流失N和19.58%P可以被林带吸收,在小麦-水稻的轮作方式下,20.65%流失N和57.82% 流失P可以被林带所吸收。
短句来源
     When the width ratio of farmland to forest belt is 100 to 40, 50.05% losing N, 29.37% losing P can be absorbed by forest under rape-rice rotation and 30.98% N, 86.73% P can be absorbed by forest under wheat-rice rotation.
     研究表明:当农田与林带宽度比例为100∶40时,在油菜-水稻轮作方式下,50.05%流失N和29.3% 的流失P可以被林带所吸收, 在小麦-水稻的轮作方式下,30.98 %流失N和86.73% P可以被林带所吸收;
短句来源
     Dimensional pasture land shelters should be penetrating types,whose distance between forest main belts should be 150-200m,distance between second forest belts are recomanded as 200-300m, the forest belt form 5-8m wide and row spacing 1 ̄3m, number of rows ranging from 2 to 4 are regarded suitable.
     营造复合型护牧林应为疏透型,主林带间距150~200m,副林带间距200~300m,带宽5~8m,株距1~3m,行数2~4行比较适宜。
短句来源
     Present Situation of Fire Forest Belt in Lishui Area and ldea to 2000
     丽水地区防火林带现状和2000年设想
短句来源
更多       
  belt
     The results showed that different year(A)of Paulownia wheat intercropping and the relationship between tree belt distance(X d)and wheat yield(Y)was Y =90 3290 1 9982 A +1 1924 X d 0 3349 A 2+0 2910 AX d 0 0032 AX 2 d ;
     结果表明,林带距(Xd)、小麦相对产量(Y)及间作年(A)之间的关系为:Y=90.3290-1.9982A+1.1924Xd-0.3349A2+0.2910AXd-0.0032AX2d;
短句来源
     Obviously ,NL-80105 Polar belt bring to higher coerce effect to wheat than I-69 Polar belt. the dropping of the wheat in production rate is 37. 4%, 4. 6%, 4. 3% in 0.1H, 0. 2H, 0. 4H from I-69 Polar belt.
     NL-80105杨林带对小麦胁地效应显然高于I-69杨林带,在距离I-69杨林带0.1H、0.2H、0.4H处,小麦减产率分别为37.4%、4.6%、4.3%。
短句来源
     The belt width should be 8m, 9m, and 4.5~8m respectively, with 3~4, 6, and 2~4 rows respectively.
     林带带面宽度分别为 8m、9m和 4 5~ 8m ; 林带行数分别为 3~ 4、6和 2~ 4;
短句来源
     Whole length of the ecological economic forest belt construction project along Dayun superhighway Taiyuan section is 149.0 km, it covers an area of 2 981 hm2. it is a commonweal ecological project of the forestry.
     大运高速公路太原段生态经济林带建设工程全长149.0km,占地面积约2981.00hm2,是公益性质的林业生态工程。
短句来源
     When the width ratio of farmland to forest belt is 150 to 40, 33.37% losing N, 19.58% losing P can be absorbed by the forest under rape-rice rotation, and under wheat-rice rotation 20.65% lost N and 57.82% lost P can be absorbed.
     当农田与林带宽度比例为150∶40,在油菜-水稻轮作方式下, 33.7%流失N和19.58%P可以被林带吸收,在小麦-水稻的轮作方式下,20.65%流失N和57.82% 流失P可以被林带所吸收。
短句来源
更多       
  shelterbelt
     Remote Sensing Survey of Shelterbelt Based on Landsat 7 ETM+ Image in Daqing City, China
     基于Landsat 7 ETM+影像的大庆地区林带遥感调查
短句来源
     ( y = 0.19094a + 27.53397 T +1.36578 L + 1.84616V -18.89249) . An investidation was carried out into the inner relations between the factors of the shelterbelt structure and protective effect by means of integrated analysis.
     应用数理统计的方法,随机抽取202个数据,建立一个林带结构防风效应的数学模式, 即:Y=0.19094α+27.53397T+1.36578L+1.84616V-18.89249,以综合分析的手段,探讨林带结构因子与防风效应的内在关系。
短句来源
     The annual average income under Chinese jujub shelterbelt is 6384.23 yuan/hm 2,the ratio of input and output is 9.28,that is 16.7 and 3.78 multiples of the poplar ,s.
     枣树林带的年均净收入是 6 584 .2 3元 / (hm2 林网 ) ,投入产出比是 9.2 8,分别是杨树林带的 16 .7倍和 3.78倍。
短句来源
     The resistances of seven wind tunnel model shelterbelts were determined with platform balance. The resistance coefficient was C_α = l6.3 (1-α)~(0.55) when the shelterbelt structure was expressed as ventilation, and which was C_β = 14.0 when shelterbelt structure was expressed as sparisity.
     利用台式天平测定了7种风洞模型林带的阻力,以透风系数表示林带结构,阻力为C_α=16.3(1-α)~(0.55),以疏透度表示林带结构,阻力系数为C_β=14.0。
短句来源
     Wind defending effect of sparse structure shelterbelt is the best, which is 32.2%, porous structure takes second place, 23%, while, ventilation structure is the worst, 13.2%.
     对几种典型结构和配置的农田防护林带进行风速观测表明,其防风效益与林带高度、结构、疏透度等因子有关,稀疏型林带防风效果最佳,平均为32.2%,疏透型次之为,23%,通风型防风效果最差,为13.2%。
短句来源
更多       
  forest belts
     Dimensional pasture land shelters should be penetrating types,whose distance between forest main belts should be 150-200m,distance between second forest belts are recomanded as 200-300m, the forest belt form 5-8m wide and row spacing 1 ̄3m, number of rows ranging from 2 to 4 are regarded suitable.
     营造复合型护牧林应为疏透型,主林带间距150~200m,副林带间距200~300m,带宽5~8m,株距1~3m,行数2~4行比较适宜。
短句来源
     The Theory and Application of Fire-resistant Forest Belts
     防火林带的理论与应用
短句来源
     On the basis of the calculation on several annual evaluation indices of the whole benefits of the shelter forests of farmland in Zhangbei county, the balanced revenue and expenditure tree height for forest belts was culculated as 4 64 meters, the balanced revenue and expenditure time as 7 5 years, the benefit compensation time as 15 3 years, and the benefit compensation tree height as 8 7 meters.
     通过对张北县农田林网个别年度及整体效益评价指标的计算,推算出林带收支平衡高度为4.64m,收支平衡年为7.5a,效益补偿年为15.3a,效益补偿高度为8.7m。
短句来源
     Inthe forest belts which were against wind and wide 2 -- 3 times as much as the height oftrees, yield of cotton increased by 13. 0% -- 38. 1%, as compared with the controls. In the testedarea affected by the forest beltS. yield of cotton increased by 8. 4% on average.
     林带背风而树高2~3倍地区为林带增产作用的显著范围,棉花产量比对照区增产13.0%~38.1%,除林缘等胁地外,受林带有利影响测试区棉花产量平均增产8.4%。
短句来源
     Controlling effects of forest belts on non-point source pollution of agricultural lands in Taihu Lake area, China
     林带对太湖地区农业非点源的控制效应研究(英文)
短句来源
更多       

 

查询“林带”译词为其他词的双语例句

 

查询“林带”译词为用户自定义的双语例句

    我想查看译文中含有:的双语例句
例句
为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法,我们为您准备了出自英文原文的大量英语例句,供您参考。
  forest belt
The results provide evidence for the weakening status of xerophilic species in the cenoflora of hemiboreal light coniferous forests of the class Rhytidio-Laricetea, which form the lower part of the forest belt bordering the steppe.
      
On the other hand, no significant change has been observed in the cenoflora of mountain taiga forests of the class Vaccinio-Piceetea, which form the upper part of the forest belt.
      
When the width ratio of farmland to forest belt is 100 to 40, 50.05% losing N, 29.37% losing P can be absorbed by forest under rape-rice rotation and 30.98% N, 86.73% P can be absorbed by forest under wheat-rice rotation.
      
When the width ratio of farmland to forest belt is 150 to 40, 33.37% losing N, 19.58% losing P can be absorbed by the forest under rape-rice rotation, and under wheat-rice rotation 20.65% lost N and 57.82% lost P can be absorbed.
      
There is only some purification effect when the width ration of farmland to forest belt is 200 to 40.
      
更多          
  belt
Effect of soil water changes on photosynthetic characteristics of Taxodium distichum seedlings in the hydro-fluctuation belt of
      
Four different kinds of water treatment were applied to examine the photosynthetic characteristics of baldcypress (Taxodium distichum) seedlings in the hydro-fluctuation belt of the Three Gorges Reservoir area.
      
distichum takes on the features of a water-tolerant and hydrophilic plant, which can be considered as one of the species for the building of a forest protection system for the hydro-fluctuation belt in the Three Gorges Reservoir area.
      
Given these facts, some management measures for conservation and restoration of the riparian forests are proposed, including the establishment of riparian forest buffer belt, bank stabilization measures, and maintenance of flood protection.
      
The bamboo Fargesia nitida, one of the giant panda's main food sources and the dominant shrub species of the forest understory, is mainly distributed in the dark coniferous belt in western Sichuan and southern Gansu in China.
      
更多          
  shelterbelt
Fungal and bacterial substrate-induced respiration have been distinguished in gray forest and chestnut soils in various ecosystems (forest, grassland, arable soil, fallow land, and shelterbelt) using the antibiotics cycloheximide and streptomycin.
      
Meadow chernozemic soil was studied in an idle land-shelterbelt-cropland system.
      
The productivity and development of various tree species in a shelterbelt created by an original method of arranging the planting spots are shown.
      
A quantitative study on "threaten land effect" of shelterbelt
      
The paper studied and analyzed the threaten land effect of shelterbelt using a quantitative method.
      
更多          
  forest belts
Specific features of vegetation synanthropization under the effect of human activities and a long-term grazing load were studied in the subalpine and upper mountain-forest belts of the Seminskii Range.
      
Controlling effects of forest belts on non-point source pollution of agricultural lands in Taihu Lake area, China
      
Buffering forest belts betweens farmlands and ditches can effectively stop and purify such elements as N and P in soil runoffs, thus controlling non-point source pollution of agricultural lands.
      
Based on model of buffering forest belts, the width ratio of farmland to forest is determined between 100 to 40 and 150 to 40, because it not only can purify water, but also occupy less farmland.
      
Predicting dynamics of soil organic carbon mineralization with a double exponential model in different forest belts of China
      
更多          
  其他


点击这里查询相关文摘
图标索引 相关查询

 


 
CNKI小工具
在英文学术搜索中查有关林带的内容
在知识搜索中查有关林带的内容
在数字搜索中查有关林带的内容
在概念知识元中查有关林带的内容
在学术趋势中查有关林带的内容
 
 

CNKI主页设CNKI翻译助手为主页 | 收藏CNKI翻译助手 | 广告服务 | 英文学术搜索
版权图标  2008 CNKI-中国知网
京ICP证040431号 互联网出版许可证 新出网证(京)字008号
北京市公安局海淀分局 备案号:110 1081725
版权图标 2008中国知网(cnki) 中国学术期刊(光盘版)电子杂志社