barren field 中文意思是什麼
barren field
解釋
無油氣地區-
Life is a barren field frozen only with snow
生命就象貧瘠的荒野， -
Life is a barren field frozen with snow
生命就變成被冰封的土壤。 -
Hold fast to dreams for when dreams go life is a barren field frozen with snow
夢想一旦消失，生活象冰封雪蓋田地，滿目荒涼。 -
The root system of malus toringoides is so developed that it can grow on prior soil and in cracks of rock. like malus transitoria, malus toringoides tolerant to draught and can grow on sunny dry slope, rocks of steep cliffs, barren stone area, roadsides and field sides. malus toringoides was also adapted to habitat shade and can grow normally gorges of hill, and even on sides of brook and river, where water often attack on
變葉海棠根系發達，能穿透堅硬的土層和巖石裂縫，它具有喜光耐旱的特點，在陽坡、凸坡、懸崖峭壁、瘠薄堅硬的石穀子地、道路兩旁和農耕地邊都能正常生長，與花葉海棠近似；變葉海棠也具有喜濕耐陰的特點，在深山峽谷、甚至在根系長期經受洪水侵襲的溪邊、河岸也能正常生長，與隴東海棠近似。 -
( 2 ) in aspects of land use landscape, woodland has the maximum fragmentation value in wuxi county. the fragmentation values of others except habitation, barren land, paddy field are all higher than 1. 7, which means those landscape are disturbed fiercely by humans and are the primary parts of ecological degradation landscape
（ 2 ）巫溪縣破碎度最大的為灌木林地，除居民點、裸巖石礫地、平原區水田與其它林地外，其餘的破碎指數均高於1 . 7 ，表明這部分景觀受人類干擾強烈，是主要的生態退化景觀類型。 -
Based on the achievement of related previous studies on this issue and the unsolved problems, here three aspects are concentrated in this dissertation for the issue. they are : study on the variation law of soil water and soil nutrients " background and productivity of the artificial locust woodland in northern shaanxi province ; the characters of the communities restoration and soil properties change of different barren grassland in loess plateau. the objectives are approached both by field survey and lab analysis
本研究針對黃土高原水分生態環境研究的現狀，黃土高原的生態建設和植被恢復中存在的問題，主要致力於以下幾個方面的研究：陜北黃土高原不同立地條件下人工刺槐林土壤水分與土壤養分背景和生產力關系研究；黃土高原退耕地不同撂荒年限草地的群落動態與土壤性質演變分析。 -
The paddy field and forest significantly decreased, while the dry land, barren land and built - up land gradually increased. the further analysis of the change data shows that degree of land use in the study area was still in the developing stage during the year from 1998 to 2000
從變化結果的分析可知，在1998 2000年間，長樂市土地利用變化的主要類型為水田、林地、旱地和未利用地，表現為水田、有林地的明顯減少，旱地、未利用地及居民地的大量增加。 -
The resultant change images obtained by the two change detection methods were overlaied to obtain more accurate change information. the analysis of the change information indicates that land use in changle have changed greatly in the study period. the land use change mainly occurred in paddy field, forest, dry land and barren land
本文選取了1998年與2000年的tm / etm和spot遙感圖像，分別採用分類后比較法和光譜直接比較法對長樂市1998 2000年的土地利用進行變化信息提取，再通過兩者的疊加分析最後確認土地利用變化的信息，獲得較為理想的變化監測結果。 -
At the edge of the field, rising in dramatic hills or stretching flat to the horizon, lay the brown barren deserts
譯：田地外邊是棕色的荒漠，有的地方突然隆起象是小山，有的地方平平坦坦。
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