sandy land 中文意思是什麼

sandy land 解釋
砂地
  • sandy : adj （ ier; iest）1 沙的，沙質的，多沙的。2 沙狀的，（頭發等）沙色的。3 （感覺等）粗澀的。4 不穩...
  • land : n 1 陸地，地面。2 土地，田地；農田；〈pl 〉所有地，地產。3 國土，國，國家；領土；地方；（…的）世...
  1. Study on sprouting of adventitious roots of sabina vulgaris in mu us sandy land

    毛烏素沙地臭柏不定根發生特性的研究
  2. Sand - fixing effects of caragana microphylla shrub in keerqin sandy land

    不同土壤腐殖酸對辛硫磷水解的影響
  3. Effects of caragana microphylla plantation on soil organic carbon storage in horqin sandy land

    科爾沁沙地小葉錦雞兒對土壤有機碳積累的影響
  4. Soil physical and chemical characters changes of caragana microphylla plantation for sand fixation in keerqin sandy land

    科爾沁沙地小葉錦雞兒人工固沙區土壤理化性質的變化
  5. This work carries out a temporal - spatial analysis and comparison in facial pattern, grain - size, and susceptibility of the sediments of the hunshandake sandy land ( hsl ) on the basis of studies of more than fifty geological sections, a number of samples collected from surface sands as well as results derived from previous studies. the preliminary results of this work provide new environmental information of the working area, which makes it possible to have a brief discussion about the evolution of the hsl since the late glacial epoch. this work can be summarized as the followings

    晚冰期，渾善達克沙地全面擴張，達到了沙漠化最大規模，剖面中的古風成砂是最直接的證據，此時氣候乾冷；全新世早中期，渾善達克沙地成壤比較好，是一個大面積成壤期，相當于全新世適宜期，此時氣候暖濕；全新世晚期，渾善達克沙地沙漠化正過程加強，在沙地各剖面上普遍發育風沙沉積，氣溫較乾冷；目前：渾善達克沙地為另一成壤期，成壤作用相對于適宜期較差，氣候乾暖。
  6. Study on climatic and environmental changes of the past 500 years from lacustrine sediment in otindag sandy land

    湖泊沉積記錄的近500年來渾善達克沙地氣候環境變化
  7. Suffered from the natural environmental development and the humans inconsequential activities, maowusu sandy land in the history has undergone the reiterative change of " the nomad way of life is the main - nomadism as well as agriculture - agriculture is the main "

    受自然環境動態變化與人類不合理活動的影響，歷時時期毛烏素沙地的土地利用和經濟方式發生過「遊牧為主亦牧亦農農耕為主」的反復變化。
  8. Characteristics of soil seed banks of sand dune succession process in horqin sandy land

    科爾沁沙地沙丘演替過程的土壤種子庫特徵
  9. Effects of artificial sand - fixation communities on soil nutrients and biological properties in horqin sandy land

    科爾沁沙地不同人工植物群落對土壤養分和生物活性的影響
  10. Characteristics of plant community and soil properties in the plantation chronosequence of caragana microphylla in horqin sandy land

    科爾沁沙地不同年代小葉錦雞兒人工林植物群落特徵及其土壤特性
  11. The sorting research of sandy land in xiaojiang catchment area of yunnan province

    雲南省小江流域砂化土地整理研究
  12. According to the configuration and ecotope of the earths surface, the coverage of vegetation, occupation ratio of bare sandy land and the soil texture were selected as evaluation indexes by using the field investigation data

    利用外業調查數據，依據地表形態和生態狀況的變化，確定了植被蓋度、裸沙地佔地百分比和土壤質地3項評價指標，並建立了基於遙感的科爾沁沙質荒漠化評價指標體系，其中裸沙地佔地百分比用混合像元分解的方法獲得。
  13. The lake shore sandy dike in the shrinking process of " hetao ancient lake " in the geologic period, which is suffered from the wind force function " rises right on the sandy land ", is the substantial basis of the formation of maowusu sandy land

    摘要地質歷史時期「河套古湖」退縮殘留的湖濱沙堤受風力作用「就地起沙」 ，是毛烏素沙地形成的物質基礎。
  14. Soil hydraulic characteristic parameters can be estimated accurately using the pedo - transfer functions ( ptfs ) depending on soil fundamental parameters which are easy to get such as grading of soil, organic content and bulk density. pedo - transfer functions ( ptfs ) have been developed by two methods in this paper with data measured at keerqin sandy land

    然而可以通過容易得到並能保證試驗精度的土壤基本物化特徵參數，如：顆粒級配、有機質含量和土壤容重等，利用土壤傳遞函數（ ptfs ）可以較準確地估算出土壤水力特性參數。
  15. According to the archaeological investigation and research, the ruins group distribution of hongshan culture changed with variation of horqin sandy land affected by climate - temperature decrease, rainfall amount and so on

    根據考古調查研究，紅山文化遺址群的分佈多伴隨氣候環境（降溫事件、降雨量等）下的科爾沁沙地變化而發生變化。
  16. As the first step for sandy land control, sandy land monitoring can provide effective technical support for the decision and sandy land management project

    沙化土地監測可以為沙化土地工程治理及決策提供有效的技術支持，它是治理土地沙化的首要環節。
  17. Satellite remote sensing monitoring technique is characterized for its rich information and direct 、 macro and exact vision, and therefore is an effective tool for sandy land monitoring

    衛星遙感技術是航天航空技術與計算機技術的高度融合，具有信息量大、形象直觀、宏觀、準確等特點，是沙化土地監測的有效工具。
  18. Duolun county, a typical farming - grazing transitional region located in inner mongolia, is chosen to be the typical research area and careful field investigation and spectral measurement were taken there. multi - temporal satellite imagery was selected on which integrated sandy land monitoring system was based. 1

    本文選取位於農牧交錯帶內的內蒙古多倫縣作為典型研究區，對該地區沙化土地類型進行了詳細的地面調查和光譜測量，選用多時相landsat - 7etm +遙感數據，研究建立了一個完整的沙化土地監測系統。
  19. Stand productivity in nenjiang sandy land ecologic system and its management

    嫩江沙地生態系統林分生產力及其經營
  20. Analysis of factors causing wind erosion in sandy land

    沙地土壤風蝕動力因子分析
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