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- This paper described the characteristics of vegetation change in gaps of Larix gmelinii natural forest in Daxinganling. 摘要根據在大興安嶺調查興安落葉松天然林林隙結構,闡述了林隙地被物變化特征。
- The data of NOAA and EOS/MODIS in Shiyanghe River watershed from 1997 to 2006 were used to calculate and analyze the vegetation change. 摘要采用NOAA和EOS/MODIS遙感影像資料,計算并分析了石羊河流域1997-2006年的植被演變特點(diǎn)。
- Carbon isotopic composition of modern soil and paleosol as a response to vegetation change on the Chinese Loess Plateau. 黃土高原現代土壤和古土壤有機碳同位素對植被的響應","Liu, WG;Ning, YF;An, ZS;Wu, ZH;
- Byrne, R.(1980)Man and the variable vulnerability of island life-A study of recent vegetation change in the Bahamas. Atoll Research Bulletin, No. 240, Washington D.C. : The Smithsonain Institution. 蘇鴻杰(1980)臺灣稀有及有滅絕危機森林植物之研究。國立臺灣大學(xué)農學(xué)院實(shí)驗林研究報告。125(1):165-205。
- This paper reviews effects of forest vegetation change on small watershed hydrochemical circles, especially the impacts of forest harvesting on water temperature, sediments, and dissolved nutrients. 回顧了國內外森林植被變化對小流域水文化學(xué)循環(huán)的影響研究,尤其是森林經(jīng)營(yíng)活動(dòng)如采伐等對流域的河流水溫、懸移質(zhì)泥沙含量、溶解養分等方面的影響。
- Spartina vegetation changed the composition of seashore ecosystem, and affected the ecosystem function and services either negatively or positively. 主要取得以下結果:(1)研究區內各類(lèi)植被均處于新生擴張期。
- Factors of Vegetation Change in Beiluo River Valley 試析北洛河流域植被變遷的原因
- Current research projects deals with the influence of climate change and land use, the extent of the last interglacial and other glacier studies, basin analysis, vegetation changes etc. 當今的研究計劃處理氣候變化和土地使用的影響、最后的間冰期和其他冰河研究的范圍、盆地分析、植物變化等。
- forest vegetation change (harvesting) 森林植被變化(采伐)
- The pedal of a cycle is attached to a crank. 自行車(chē)的踏板與曲柄相連。
- The path leads to a hill bare of vegetation. 這條小道通向一座沒(méi)有草木的小山。
- Yesterday, Zhenjiang sunshine century Bauhinia Garden Court area several tenants find journalists to the area of "green vegetable change" expressed sorrow and amazement. 昨天,鎮江陽(yáng)光世紀花園紫荊苑小區的幾位住戶(hù)找到記者,對小區內的“綠化變菜地”表示出痛心和不解。
- It's easier to cycle with the wind behind you. 順風(fēng)騎車(chē)省力。
- Palynological and paleobotanical data from more than 60 cores and sections of the Qinghai-Xizang Plateau show that the Late Cenozoic vegetation changed markedly due to the strong uplift of the Himalayas and the global climatic changes. 從青藏高原目前已知的60余個(gè)剖面和鉆孔揭示的大量古植物資料來(lái)看,由于喜馬拉雅山的強烈隆升、地質(zhì)事件及全球氣候變化,青藏高原晚新生代植被發(fā)生顯著(zhù)的變化。
- A unit of frequency equal to one cycle per second. 赫茲頻率的單位,等于每秒一周
- He had to make a quick change at Shanghai. 他不得不在上海匆忙換車(chē)。
- The seasons of the year make a cycle. 一年四季構成一個(gè)循環(huán)。
- Take a change of clothes with you. 把你替換的衣服帶去吧。
- The business cycle experienced a sudden down. 商業(yè)周期經(jīng)歷了突然的蕭條。
- This is the cycle of economic booms and slumps. 這是經(jīng)濟繁榮和經(jīng)濟蕭條的周期變化。