搜索结果: 1-15 共查到“知识库 工学 1998”相关记录37条 . 查询时间(0.203 秒)
ENSO IMPACT ON THE VEGETATION IN MURRAY-DARLING BASIN:A SATELLITE MONITORING FROM 1998-2007 BASED ON SPOT/VEGETATION NDVI TIME SERIES DATA
ENSO SPOT/VEGETATION vegetation NDVI land use SOI
2016/1/3
The El Niflo Southern Oscillation (ENSO) phenomenon produces an important inter-annual variability of oceanic and atmospheric conditions with irregular periods and amplitudes in many regions of the wo...
EVALUATION AND ANALYSIS OF URMIA LAKE WATER LEVEL FLUCTUATIONS BETTWEN 1998-2006 USING LANDSAT IMAGES AND TOPEX ALTIMETRY DATA
Urmia Lake water volume fluctuation lake shrinkage critical points lake area Salient times
2016/1/15
The Lake Urmiah has undergone a drastic shrinkage in size over the past few decades. The initial intention of this paper is to present an approach for determining the so called “salient times” during ...
TECHNOLOGY TRANSFER: ASSESSING THE IMPACT OF ITC/RECTAS DESKTOP CARTOGRAPHY COURSE ON MAPPING PROFESSIONALS IN NIGERIA (1998 – 2001)
Technology transfer Geo-information Training Assessment Mapping
2015/3/11
The introduction of digital cartographic processing is a recent phenomenon in Nigeria as in most developing countries in Africa.Much of cartography in its teaching and practice is still in the realm o...
CB-Z 134-1998 潜艇耐压船体结构件加工技术要求。
CB-Z 124-1998 潜艇921A等钢结构焊接技术要求。
CB-Z 264-1998 金属材料低周疲劳表面裂纹扩展速率试验方法。
CB-Z 121-1998 舰艇用921A等钢板缺陷 补焊技术要求。
CB-Z 132-1998 舰船电气设备和电缆屏蔽接地工艺
CB-Z 132-1998 舰船 电气设备 电缆 接地工艺
2014/5/12
CB-Z 132-1998 舰船电气设备和电缆屏蔽接地工艺。
1998—2008年我国废水污水处理的碳排量估算
废污水处理 碳排量 生化反应过程法 耗电量折算法
2012/7/5
对我国1998—2008年的废污水碳排量进行了估算.同时,提出一种综合的碳排量估算方法,即综合生化反应过程法与耗电量折算法,分别计算了我国废污水处理过程中相关生化反应所伴随的碳排量(直接碳排)和废污水处理过程中的能耗所对应的碳排量(间接碳排).生化反应过程法运用物质守恒定律并结合生化过程的基本参数对碳排量进行核算;耗电量折算法主要是通过计算废污水处理的总耗电量,进一步将耗电量折算成碳排量.计算结果...
ATTITUDES ON FORESTS IN A SLOVENIAN PUBLIC OPINION SURVEY IN 1998
public opinion forest environment forest policy landscape Slovenia
2009/11/25
The Slovenian Public Opinion Survey 1998 examined, among other issues, public attitudes towards forests: perceptions of forests as landscape component, views on various forest characteristics, views o...
SPACE ENDANGERMENT OF CAPERCAILLIE (Tetrao urogalus L.) POPULATIONS IN SLOVENIA IN 1998
capercaillie lek survey population density spatial endangerment mountain forest the Alps
2009/11/25
In 1998, 473 hunters and foresters participated in a repeated pan-Slovenian survey of capercaillie (Tetrao urogallus L.) leks activities in 1.234 observations. Out of the total of 559 surveyed leks on...
SLOVENIAN FOREST CONDITION SURVEY ON THE 16 X 16 KM GRID IN 1998,CHANGES IN THE PERIOD FROM 1987-1998 AND FOREST CONDITION IN OTHER EUROPEAN COUNTRIES
forest decline tree defoliation survey monitoring of changes Slovenia
2009/11/25
The article presents the results of the 1998 forest condition survey which was carried out on the 16 x 16 km grid. The survey comprised 1008 trees on 43 plots. The average defoliation was 23.5% and 29...