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- This paper described the characteristics of vegetation change in gaps of Larix gmelinii natural forest in Daxinganling. 摘要根据在大兴安岭调查兴安落叶松天然林林隙结构,阐述了林隙地被物变化特征。
- 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遥感影像资料,计算并分析了石羊河流域1997-2006年的植被演变特点。
- Carbon isotopic composition of modern soil and paleosol as a response to vegetation change on the Chinese Loess Plateau. 黄土高原现代土壤和古土壤有机碳同位素对植被的响应","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. 苏鸿杰(1980)台湾稀有及有灭绝危机森林植物之研究。国立台湾大学农学院实验林研究报告。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. 回顾了国内外森林植被变化对小流域水文化学循环的影响研究,尤其是森林经营活动如采伐等对流域的河流水温、悬移质泥沙含量、溶解养分等方面的影响。
- Spartina vegetation changed the composition of seashore ecosystem, and affected the ecosystem function and services either negatively or positively. 主要取得以下结果:(1)研究区内各类植被均处于新生扩张期。
- Factors of Vegetation Change in Beiluo River Valley 试析北洛河流域植被变迁的原因
- 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. 当今的研究计划处理气候变化和土地使用的影响、最后的间冰期和其他冰河研究的范围、盆地分析、植物变化等。
- forest vegetation change (harvesting) 森林植被变化(采伐)
- The pedal of a cycle is attached to a crank. 自行车的踏板与曲柄相连。
- The path leads to a hill bare of vegetation. 这条小道通向一座没有草木的小山。
- 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,镇江阳光世纪花园紫荆苑小区的几位住户找到记者,对小区内的“绿化变菜地”表示出痛心和不解。
- It's easier to cycle with the wind behind you. 顺风骑车省力。
- 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. 从青藏高原目前已知的60余个剖面和钻孔揭示的大量古植物资料来看,由于喜马拉雅山的强烈隆升、地质事件及全球气候变化,青藏高原晚新生代植被发生显著的变化。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位,等于每秒一周
- He had to make a quick change at Shanghai. 他不得不在上海匆忙换车。
- The seasons of the year make a cycle. 一年四季构成一个循环。
- Take a change of clothes with you. 把你替换的衣服带去吧。
- The business cycle experienced a sudden down. 商业周期经历了突然的萧条。
- This is the cycle of economic booms and slumps. 这是经济繁荣和经济萧条的周期变化。