地表土壤的英文

• living soil

• "地表"英文翻译    the earth's surface
• "土壤"英文翻译    soil; ground; pedogenesis; p ...
• "地表土" 英文翻译 :    surface soil
• "地表土层" 英文翻译 :    surface horizon
• "表土；耕作层土壤。" 英文翻译 :    topsoil
• "表土层 土界 土壤圈" 英文翻译 :    pedosphere
• "表土" 英文翻译 :    [农业] topsoil; surface soil; capping; capping mass; atteration; uncallow; kelly; epipedon◇表土层 pedosphere; a-horizon; 表土耕作 surface tillage; 表土施肥 surface manuring; 表土中耕 surface cultivation
• "地表" 英文翻译 :    the earth's surface
• "土壤和地表体数字化数据库" 英文翻译 :    soter world soils and terrain digital data base
• "表土；耕层" 英文翻译 :    to oil
• "表土层" 英文翻译 :    a horizon; ahorizon; epipedon; grass roots; ledge finder; mantle of rock; mantle soil; overburdening; pedosphere; soil cap; surface of the soil; surface soil layer; veneer of soils
• "表土犁" 英文翻译 :    stubble cleaner
• "表土磐" 英文翻译 :    surface pan
• "次表土" 英文翻译 :    subsurface soil
• "黑表土" 英文翻译 :    black topsoil
• "化表土" 英文翻译 :    regolith
• "亚表土" 英文翻译 :    subsurface soil
• "表土沉积物；表土沉积" 英文翻译 :    superficial deposit
• "土壤" 英文翻译 :    soil; ground; pedogenesis; ped-; pedo- 多腐植质的土壤 humus-rich soil; 只要帝国主义还存在, 就有发生侵略战争的土壤。 as long as imperialism exists there will be soil for wars of aggression.; 土壤保持 [生态学] soil conservation; 土壤标本 soil sample; 土壤肥力 soil fertility; 土壤改良 melioration; reclamation; amelioration; soil reclamation; 土壤结构 soil structure; 土壤普查 general survey of soil; overall soil examination; 土壤湿度 soil moisture; 土壤湿度计 tensiometer; 土壤水分 soil moisture; 土壤温度 soil temperature; 土壤学 pedology; soil science; 土壤学家 pedologist; 土壤质地 soil texture; 土壤状况 soil regime
• "暗色表土" 英文翻译 :    black top soil; black topsoil
• "剥除表土" 英文翻译 :    land strip
• "表土剥离" 英文翻译 :    topsoil stripping
• "表土保护" 英文翻译 :    topsoil cover
• "表土层压" 英文翻译 :    overburden pressure
• "表土处理" 英文翻译 :    surface soil treatment

• The surface soil and the unconsolidated mantle rock beneath it form only a thin venner .
  地表土壤和它下面的未固结的风化层只是形成一个很薄的盖层。
• The vertical distribution laws of wind erosion matter over land surfaces in the cross region between farmland and grassland
  农牧交错区地表土壤风蚀物垂直分布规律研究
• Finally , the surface sands of the hsl are coarser at the present day than the past and the desertification of the land is currently rather rigorous
  5 ，浑善达克沙地的沙漠化发展形势严峻，目前有加速恶化的趋势，表现为地表土壤严重粗粒化。
• Microbilogical oil and gas exploration is a technique of predicting subsurface hydrocarbon distribution by means of detecting the change in amout of hydrocarbon - biting bacteria in near - surface soil
  摘要微生物油气勘查是通过检测近地表土壤中噬烃菌的数量变化，预测地下油气分布的一种技术方法。
• The characteristic of top soil will changed by splash erosion and surface erosion , accordingly to alert the route of runoff and seepage and work to unconsistenty of soil erosion
  弃土场坡面地表土壤特性随着降雨击溅和径流冲刷的作用而发生变化，从而影响区域内径流和渗流途经，造成坡面产流的不一致性。
• The experiences of controlling sandstorm in the world indicate that , promoting conservation tillage can effectively control the raising of dust on soil surface , prevent soil from wind erosion , restrain the trend of land desertification , and ultimately , realize the purpose of controlling sandstorm
  世界各国治理沙尘暴的经验表明，农田推行保护性耕作可以有效地控制地表土壤沙尘的扬起，防治土壤风蚀，抑制土地沙漠化的扩展趋势，最终实现治理沙尘暴的目的。
• The paper summarized the functions about crops ' growing conditions which improved by the conservation tillage measures : it ' s can improve the field ' s water use efficiency effectively , conserve soil & water and reduce soil & water loss availably , decrease the great mass of fields ' removing - sands and soil - nutrient & soil - water lost , increase the amount and active of biology & microbe in the soil , increase the soil ' s fertility , improve soil ' s structure , reduce the temperature of the earth ' s surface , lessen evaporation
  并对保护性耕作措施在改善农田作物生长环境方面的作用：有效提高农田水分利用效率；有效保持水土，大幅度地减少水土流失，减少大部分的田问起沙，降低农田地表土壤养分和水分的流失；有效提高土壤生物和微生物的数量与活性，增加土壤肥力，改善土壤结构，降低地表温度，减少地表蒸发等方面的最新研究成果进行了综述。
• Therefore , metals moving upwards from mineralizations may be absorbed and form weak geochemical anomalies ( weak signals ) in surface loess . the metals can be effectively extracted by neutral salt . loess - covered area in china is primarily distributed at the semiarid region , the secondary carbonates , which were formed after precipitation of ions through evaporation and capillary processes , are widespread in the surface soil
  黄土覆盖区主要分布在干旱半干旱地区，次生碳酸盐在地表土壤中普遍存在，蒸发所产生的毛细作用、地气流的上升作用等所带入的各种形式金属元素，在地表土壤(黄土)与碳酸盐发生共沉淀或被吸持。
• For parameter a , there is a close relationship exist between a ( 9 , sr ) in two different radar incident angle that can be expressed as : with considering the effects of soil texture , we get the final expression of the inversion model : where mv ( t1 ) , mv ( t2 ) is volumetric soil moisture content in two different temp , c , d is soil type related parameters , and v ( t1 ) , s ( t2 ) is coresponding bare soil radar backscattering coefficients . inversion results show that for the c band hh polarized radarsat scansar data with a range of incidence angle from 20 to 40 , the soil moisture change value can be derived with an acceptable accuracy using the above model . the temporal and spatial soil moisture change patterns are associated with rainfall and vegetation cover , as well as the soil hydraulic characteristics
  利用最新发展的电磁波散射模型研究了不同植被覆盖地表雷达波对地表土壤水分的敏感性，建立了半经验植被雷达后向散射模型; 2 ) .研究发现在农作物等矮小植被覆盖地表，植被层直接后向散射与植被类型相关，且在植被生长期，雷达后向散射系数对植被含水量的敏感性要高于对植被高度变化的敏感性; 3 ) .解决了单参数雷达地表土壤水分反演问题中，雷达入射角和地表粗糙度的影响这一难点问题; 4 ) .利用土壤介电模型校正了不同土壤类型对反演地表土壤体积含水量的影响; 5 ) .在以上成果基础上，建立了完整的单参数雷达地表土壤水分变化探测反演算法，经地表验证，模型反演地表土壤水分变化值的精度为rmse = 0