ice extent 中文意思是什麼

ice extent 解釋
冰范圍
  • ice : n 1 冰，冰塊。2 〈英國〉冰淇淋，冰淇淋 （＝ ice cream）; 〈美國〉冰涼飲料[點心]。3 冰狀物，糖衣。...
  • extent : n. 1. 廣度，寬度，長度，一大片（土地）。2. 分量，程度；區域，范圍，界限，限度。3. 【邏輯學】外延。4. 【法律】扣押，扣押令；〈美國〉臨時所有權令；〈英古〉土地估價。
  1. The interdecadal characteristics of correlation pattern of interannual relationship between winter sea - ice extent of davis strait and august 500hpa height of northern hemisphere is " + - + " pattern from ural mountains to north of sea of okhotsk which is strongly negatively correlated with the august rainfall of north china before 1974, and it has not apparent correlation pattern in europe - asia continent after 1974

    1974年前，冬季戴維斯海峽海冰面積和北半球8月500hpa位勢高度場的相關系數呈一個自烏拉爾山開始到鄂霍次克海以北分佈的「 + - + 」型，該型和8月華北降水的反相關較好； 1974年後，相關在歐亞大陸地區變差，沒有明顯的相關型，冬季戴維斯海峽海冰面積和8月華北降水關系變差。
  2. The strongly negative correlation between winter sea - ice extent of davis strait and july rainfall of north china turns into weaker correlation

    冬季戴維斯海峽海冰是影響華北7月降水的「強信號」 。
  3. The apparent characteristics of interdecadal variability of interannual relationship between winter sea - ice extent of davis strait and summer, july and august rainfall of north china are : the strongly negative correlation between winter sea - ice extent of davis strait and summer rainfall of north china turns into bad correlation

    冬季戴維斯海峽海冰面積與華北7月降水在年際變化尺度上有明顯的反相關關系。冬季戴維斯海峽的海冰面積增多（少） ，同年華北7月降水偏少（多） 。
  4. All the turn - point year is around 1974. another feature of interdecadal variability of interannual relationship between winter sea - ice extent of davis strait and summer, july and august rainfall of 160 stations is that the interannual correlation pattern have changed from east - west pattern to " + - + " north - south pattern around 1974. the interdecadal characteristics of correlation distribution pattern of interannual relationship between winter sea - ice extent of davis strait and summer, july 500hpa height of northern hemisphere are : " - + - " pattern from the beginning of novoya zemlya island, by way of balkhash lake to japan sea which is strongly negatively correlated with the rainfall of north china at the same period before 1974 and " + - " pattern from the beginning of ural mountains, by way of bujr lake to hetao basin which is badly correlated with the rainfall of north china at the same period after 1974

    冬季戴維斯海峽海冰面積與華北夏季及7 、 8月降水年際關系有明顯的年代際變化特徵：其與夏季總降水的年際關系由1974年前較好的負相關在1974年後變差，與7月降水的年際關系由1974年前較好的負相關在1974年後變弱，與8月降水的年際關系由1974年前較好的負相關在1974年後變差；另一方面，其與中國160站夏季及7 、 8月降水的年際關系在1974年前後發生變化的主要特徵是：與夏季總降水、 7月、 8月降水的年際關系由1974年前的相關系數分佈呈「東西型」變為1974年後相關系數分佈呈「 - + - 」的「南北型」 。
  5. The features of the interannual relationship between winter sea - ice extent of davis strait and rainfall of north china and the interdecadal variability of its interannual relationship are analyzed by using uk / gisst sea - ice data - set of hadley, monthly 500hpa height field of ncep / ncar reanalysis data and monthly rainfall data from 160 stations in china

    選用英國hadley氣候研究中心的uk gisst海冰面積指數資料集、 ncep ncar逐月再分析資料500hpa位勢高度場資料和中國160站降水資料，分析了冬季戴維斯海峽海冰面積變化與華北夏季降水年際關系及其年代際變化。
  6. The extent of ice cover in september 2006 was the second - lowest recorded at 5. 9 million square kilometers, just short of the 2005 record

    2006年9月冰層范圍只有590萬平方公里，創下史上第2低的紀錄，僅高於2005年測得的大小。
  7. ( 5 ) the spring greenland sea - ice extent is larger ( smaller ) : then during the following summer the high of the japanese sea is stronger ( weaker ), and the low of the asian land is stronger ( weaker ), which make the pattern of low west and high east easily ( uneasily ) form ; the ascending movement over north china is strengthened ( weakened ) ; the summer monsoon of east asia is stronger ( weaker ), then the southeastern, warm and damp airflow towards the north china is stronger ( weaker ), and the cold airflow of the high level over the north china is also stronger ( weaker ), which make the convergence of the cold and warm air over north china easily ( uneasily ) form ; the sst of the east pacific ocean is lower ( higher ), while the sst of west wind drift is higher ( lower )

    （ 5 ）春季格陵蘭海冰面積偏大（小） ：後期夏季日本海高壓偏強（弱） ，而大陸上低壓也偏強（弱） ，易（不易）形成西低東阻的形勢；華北地區的上升運動增強（減弱） ；東亞夏季風偏強（弱） ，向華北地區輸送的西南暖濕氣流偏強（弱） ，而對應高空華北地區上空冷空氣活動偏強（弱） ，利於（不利於）華北上空冷暖空氣的交匯；夏季赤道東太平洋海溫偏低（高） ，西風漂流區海溫偏高（低） 。在以上的環流背景下，華北夏季降水偏多（少） ，易澇（旱） 。
  8. There is an evident decrease of the spring greenland sea - ice extent since the 1970s, especially from the 1980s to the 1990s. with the method of mann - kendall, we find that the spring greenland sea - ice extent clearly takes place a catastrophe around 1972

    自二十世紀70年代以來，春季格陵蘭海海冰面積有一明顯的減少趨勢，其中80年代至90年代這種減少趨勢是十分顯著的，由mann - kendall方法確定出春季格陵蘭海冰面積在1972年發生突變。
  9. ( 3 ) by using the method of svd and its second spatial distribution pattern, we can find that there is an evident positive relationship between the spring greenland sea - ice extent and summer rainfall of north china, that is to say, if the spring sea - ice extent of greenland is larger ( smaller ), then there is much more ( less ) summer rainfall in north china

    （ 3 ）採用奇異值分解方法，由第二對空間分佈型可以看出，春季格陵蘭海冰與華北夏季降水存在明顯的正相關關系，即春季格陵蘭海冰面積偏大（小） ，則後期華北夏季降水偏多（少） 。
  10. In this paper, the spatial and temporal distribution of the summer rainfall of north china and the sea - ice extent of north arctic are firstly analyzed, by the way of svd we also analyze the correlation distribution pattern of the spring north arctic sea - ice and the summer rainfall of china, and find out that the key section of north arctic sea - ice is the greenland sea, then the climate characteristics of the spring greenland sea - ice are analyzed, at last we have discussed the infection of the spring greenland sea - ice on the summer rainfall of north china and its possible ways

    本文首先分析了華北夏季降水和北極海冰面積的時空變化特徵，並通過svd方法分析了春季北極海冰面積與中國夏季降水的相關分佈型，確定出北極海冰的關鍵區格陵蘭海，然後分析了春季格陵蘭海冰變化的氣候特徵，最後討論了春季格陵蘭海冰對華北夏季降水的影響及其可能影響途徑。
  11. Based on observed sea ice concentration data and simulated results, there has been noticeable downward trend in the extent of arctic sea ice during 1979 - 1998. the model shows a substantial reduction of ice advection into the eastern arctic from the canada basin, and an increase of ice export through fram strait, both of which tend to deplete the sea ice of arctic

    模擬結果表明北極海冰有很明顯的季節變化和年際變化，實測的海冰密集度資料和模式模擬結果都證明1979 - 1998這20年間北極海冰的一個最明顯的變化是海冰在不斷減少。
  12. The results are as follows : the extent of arctic sea - ice has apparent characteristics of interannual, interdecadal variability and decreasing trend during the last 50 years in winter

    結果表明：冬季北極海冰面積有明顯的年際、年代際變化特點，冬季北極海冰面積變化近50年來有趨勢性減少特徵。
  13. The different distributions of surface level pressure, wind ( 10 meter ) and surface air temperature before and after the regime shift indicate that the increase of aleutian low, position change of its core, and the change of wind field in accordance, especially during the winter months, are the major dynamic reasons for the significant reduction of ice extent in bering sea

    結果表明： 20世紀70年代後期，海冰范圍在白令海存在顯著的均值突變現象，而楚科奇海在對應階段則表現為更明顯的變頻現象；在突變點前後兩個時段里，阿留申低壓中心低壓加強、核心位置偏移以及對應風場分佈的變化是導致白令海海冰范圍明顯縮小的主要動力原因。
  14. The extent of arctic sea ice was also the second lowest on record last year

    去年北冰洋上結冰的范圍也處于歷史上第二低的水平。
  15. The change range of sea - ice extent during the periods of february - april and august - october is small, while that during the periods of april - july and october - january is large

    其中2 - 4月以及8 - 10月海冰面積變化幅度不大，而4 - 8月和10月-次年1月海冰面積變化幅度則相當大。
  16. The sea - ice extent of north arctic undergoes an evident decrease during the last 42 years ( from 1953 to 1994 ), for which the unusual changes of the spring ( may - july ) north arctic sea - ice extent make the main contribution

    北極海冰面積過去42年（ 1953 - 1994年）來經歷了一種趨勢性的減少，春季（ 5 - 7月）北極海冰異常變化對此做出了主要貢獻。
  17. Yet temperatures are rising ( about 0. 7 degrees celsius, or roughly 1 degree fahrenheit, since pre - industrial times, with an estimated further 0. 6 degrees from greenhouse gases that have already built up ), glaciers are retreating, sea levels rising, snow cover in the northern hemisphere declining, and the extent of arctic sea ice diminishing

    但是全球平均溫度的確在升高（從工業革命前至今，已經上升了攝氏大約0 . 7度，或約略華氏1度，光是從現在已經累積起來的溫室氣體來看，估計還要再上升0 . 6度） ，冰河在後退，海平面上升，北半球的積雪減少，北極區的海冰也大幅縮小。
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