middle latitude 中文意思是什麼
middle latitude
解釋
中分緯度-
Middle-latitude cyclones originate at the polar front.
中緯度地區的氣旋發源於極鋒。 -
The north border of the basement, extended from west to east along the north latitude 38, this latitude structure zone is part of the zone in the middle of ordos basin along the north latitude 38, this is caused by the rate of earth rotation, according with the condition of global harmonic function
壓陷北界沿北緯38帶東西向展布，該緯向構造是沿鄂爾多斯盆地中部38帶分佈的緯向構造帶的一部分，是由地球自轉速率變化引起，符合全球協和函數的條件。 -
This paper use the ncep / ncar day - to - day reanalysis data of 500hpa high field and so on, choose ural mountain, baikal, okhotsk as the key district, the mid - high latitude of eurasia circulation courses that have long duration ( scale of time is middle, namely during 10 - 30 day ), maybe continue continuously after being intermittence of 1 - 2 days in middle, appear repeatedly is for research object, define an index " i " of the circulation pattern over mid - high latitude of eurasia. a method is proposed to identify the summer typical persistent circulation pattern at 500hpa levels over eurasia mid - high latitude. the climate characteristics of those typical persistent circulation patterns are studied
本文利用ncep / ncar再分析逐日500hpa高度場等資料，選擇烏拉爾山、貝加爾湖、鄂霍次克海這三個地方作為關鍵區，以夏季歐亞中高緯度持續時間長（時間尺度屬于中間時間尺度，即10 ? 30天之間） 、中間可能會間歇1 、 2天然後又繼續持續、反復出現的環流過程為研究對象，定義了一個夏季歐亞中高緯流型指數，在此基礎上提出了一種對夏季歐亞中高緯500hpa典型持續流型的界定方法，研究了典型持續流型的氣候特徵，分析了流型指數的年代際變化，以及對應不同階段、不同流型的降水場、加熱場、海溫場等的主要特徵。 -
Meridional heat transfer by large-scale eddies is most significant in the upper troposphere of middle latitude.
大尺度湍渦的子午線熱輸送在緯度對流層上層是最重要的。 -
The anomaly of sea - ice in this area produced anomaly of circulation in middle - high latitude. there was an obvious wave train in high latitude area, its centers located at polar region surrounding greenland island, east siberian, and north pacific
該海區的海冰異常造成中、高緯度環流的異常，在極區與歐亞高緯地區之間存在距平波列，其中心分別位於極區（格陵蘭島周圍） 、東西伯利亞、北太平洋。 -
This pattern of ssta distribution is related to summer rainfall anomaly of north china by means of the tropical convection activity and general circulation in the middle and high latitude
這種海溫異常分佈型可通過夏季熱帶對流活動和中高緯大氣環流與華北夏季降水異常產生聯系。 -
Iii sea - ice of hudson bay also obviously affected circulation pattern of middle - high latitude
（ 3 ）哈得孫灣海冰也對中高緯度環流有明顯的影響。 -
By using ncep / ncar reanalysis data of height and wind, the inter - monthly lpac map, the climate lapc map, inter - annual anomaly map and mean variance map of monthly wind field of 850 and 500hpa and monthly height field of 850, 500, 150, 30hpa are calculated in a globe - belt area, which situates between 30 s and 75 n, from december 1957 to december 1997, according them we analysis the rule of the season transfer and anomaly of nh mean circulation. the results show that the climate map of lapc can describe the seasonal transfer process of large scale circulation better. the advance process of summer circulation establish is form south to north at the middle and lower level of the troposphere, that is reflected primly in the inter - monthly wind and pressure map of lapc ; at lower lever of stratosphere, the establish process is simulate to that of troposphere, and reflect of process of that the south asia high toward plateau ; at middle stratosphere the summer circulation establish begins at middle and high latitude initially, and then transmits to low latitude gradually, while the seasonal variability in mid - stratosphere is stronger than it in troposphere and low - stratosphere
利用ncep ncar再分析高度場和風場資料，計算了30 s 75 n球帶區域1957年12月至1997年12月逐月850 、 500hpa風場及850 、 500 、 150 、 30hpa高度場月際局地型相似系數圖、多年平均圖（即氣候lpac圖） 、年際異常圖及均方差圖，在此基礎上，分析了北半球平均環流季節轉換及其異常的規律。分析表明，氣候局地型相似系數圖較好地給出了大尺度環流季節轉換發生的過程：在對流層中、下部，風、壓場月際局地型相似系數圖清楚地反映了夏季型環流建立由南向北的推進過程；低平流層夏季型環流的建立與對流層接近，其中，南亞高壓上高原過程有明顯反映：中平流層，夏季型環流的建立明顯表現為從中、高緯度開始，逐步向低緯傳播的特徵，且變化較對流層和低平流層明顯。 -
Data used in this work are north pacific ssta, 160 stations precipitation of china, and ncep reanalysis data. main results are as follow : ( 1 ) it is found that a apparent transition of north pacific ssta in later 1970 ' s : eastern and middle - equatorial pacific ssta turns from cold to warm with area extending, and mid - latitude pacific ( west wind drift zone ) turns from warm to cold. during this transition of ssta, different characters also appear in el nino and la nina : before 1976, la nina happens more frequently, and its duration is longer, el nino zone develops from negative ssta in the early stage ; after 1976, el nino happens a little bit frequent and longer with more intensity than before, el nino zone develops from positive ssta in the early stage ; the course of ssta variation has an enso cycle of 2 - 6 years, annual oscillation of 8 - 9 years, and decadal variation of about 22 years
本文採用1950 - 1999年北太平洋海表溫度（ sst ） 、中國160站夏季降水和ncep再分析的歐亞500hpa高度場等資料，利用eof 、 svd 、小波分析、合成分析和相關分析等方法，在分析北太平洋海溫時空分佈特徵的基礎上，著重探討了海溫異常及其年代際變化對我國東部降水的影響，並對降水、高度場和海溫三者之間的關系進行了分析，以試圖尋找三者異常之間可能的聯系，主要結論如下： （ 1 ） 1976年前後，北太平洋海溫經歷了一次明顯的轉變，赤道中、東太平洋厄爾尼諾海區由冷轉暖，暖水范圍增大，中緯度西風漂流區海溫由暖轉冷；在這樣的年代際背景下，厄爾尼諾、拉尼娜事件在不同的時期也有不同的特徵：在76年前，拉尼娜事件發生頻率高，持續時間長，事件起始於負海溫距平；而76年後，則是厄爾尼諾事件發生頻率略高，持續時間長，強度增大，事件起始於正海溫距平。 -
Seasonal variations of water vapor transport over east asia monsoon region are studied, especially that in summer season. the results indicate that there are four vapor inflow corridors to fetch china : southwest corridor, south china sea corridor, southeast corridor and northwest corridor. it shows impact of south asia monsoon, south china sea monsoon, subtropical monsoon and middle latitude westerly belt on summer rainfall anomaly over china, respectively
分析了東亞季風區水汽輸送的季節變化，並著重研究了夏季東亞季風區的水汽輸送特徵，指出夏季東亞季風區水汽輸送有四條通道到達中國大陸：西南通道、南海通道、東南通道和西北通道，分別體現了南亞季風、南海季風、副熱帶季風和中緯度西風帶對中國夏季降水的影響。 -
( 4 ) in summer, tropic west pacific ssta decadal change infect precipitation decadal change in south and north of changjiang river maybe by : positive ssta in tropic west pacific weaken the summer monsoon circulation, lead more precipitation in south of changjiang river and less precipitation in north of it, vice versa ; middle north pacific ssta decadal change infect precipitation decadal change in mid - down valley of changjiang river maybe by : when ssta is negative in middle north pacific, the height field in tropic rises obviously, the subtropical high strengthens and extends westward, the northern limit retreats southward, leads upper trough retreats northward and move eastward, meiyu front moves northward, then leads more precipitation in mid - down valley of changjiang river, vice versa ; middle northwest pacific - low latitude mid - east pacific infects precipitation in north china possibly by change the activity of northeast china cyclone
（ 4 ）熱帶西太平洋ssta年代際變化影響夏季中國長江南北降水年代際變化的可能機制是熱帶西太平洋海表溫度正（負）異常減弱（加強）東亞夏季風環流，從而使江南降水增加（減少） ，江北降水減少（增加） ；夏季中部北太平洋ssta年代際變化影響中國長江中下游地區夏季降水年代際變化的可能機制是中部北太平洋海表溫度負異常，將導致熱帶地區高度場普遍增高，副高加強西伸，副高北界南退，致使高空槽北縮東移，梅雨鋒西移北進，中國長江游中游、中卜游降水增多，反之亦反；夏季中高緯西北太平洋一低緯中東太平洋反向距平分佈結構影響中國東北降水的可能機制是低緯中東太平洋海表溫為負異常。 -
When south indian ocean in southern hemisphere - zonal ( meridional ) circulation developing in middle latitude and in high latitude of australian, the precipitation in middle and lower reaches of yangtze river rather big ( small ) after some relative process affecting
當南半球南印度洋?澳大利亞中高緯度地區緯向（經向）環流發展時，通過一系列的環流過程影響，長江中下游梅雨期降水偏多（偏少） 。 -
The precipitation in middle and lower reaches of yangtze river response to the positive abnormal in eurasian continent and it also has the relationship with the interannual variability of the middle and high latitude of north atlantic sst and the west pacific warm pool
長江中下游降水對應于歐亞大陸的位勢高度正異常，長江中下游降水與北大西洋中高緯度和西太平洋暖池sst的年代際變率有關。 -
On comparing the composition of its flora with some neighbouring floras, gmnr is most similar to lianhua mountain and dinghu mountain, the representative flora of the " southern subtropical region ". the tropical elements in gmnr flora are obviously less than those in the jianfengling flora which is the " northern tropic region ", and the temperate ones less than those in the lushan mountain flora and the jiulong mountain flora, the representative flora of the " middle subtropical region ". as shown by the coefficient of similarity of flora and the clustering analysis of geographical elements, gmnr flora has a close relationship with others in guangdong, such as the flora of lianhua mountain, dinghu mountain, qimuzhang and chebaling, and the influences of tropic elements on those flora become less and less with the latitude ' s increase
本文通過區系相似性系數比較和地理成分聚類分析，認為古兜山與蓮花山、鼎湖山、七目樟和車八嶺植物區系的聯系都很密切，廣東植物區系受熱帶成分的影響有從低緯向高緯、由沿海到內陸逐漸降低的趨勢：古兜山植物區系受熱帶成分入侵最為強烈，蓮花山和鼎湖山受熱帶成分的影響有所降低，七目樟植物區系受熱帶成分的影響進一步降低，車八嶺植物區系受熱帶成分的影響最弱。 -
True middle latitude
真中分緯度 -
Characteristics of variation and disturbances in low - latitude ionosphere were investigated based on the data observed in hainan under different magnetic activities and solar activities including variations and disturbances of parameters in different ionospheric layers, behaviors of plasma drift and a comparison with other low - latitude ionospheric station. the disturbance propagations from high to low latitude region during magnetic storm time are also investigated with analyzing the data obtained from the east - asian high - middle latitude stations
本文在觀測數據分析的基礎上研究了不同地磁活動和太陽活動條件下低緯電離層的變化和擾動特性，包括海南電離層各分層的參數變化和擾動特性，電離層漂移的變化特性，並與低緯度地區其他臺站進行了對比分析，還對暴時東亞地區高中緯度地區臺站的觀測資料進行了分析，研究了電離層擾動從高緯到低緯的響應過程。 -
Because of the existence of meiyu precipitating cloud band the temperature dv is faint inside the meiyu trough and on account of large - scale prominent terrain available, significant temperature dv occurs on both sides of the trough, leading to the reinforcement of the subtropical high and middle latitude transformed high, and the deepening and narrowing of the trough in the night with the result that the relative intensity and precipitating function of the meiyu frontal rainfall system are changed at day and night, resulting in precipitation dv
由於梅雨雲帶的存在，梅雨鋒低壓槽內溫度日變化很微弱；由於梅雨系統四圍高大地形的存在，梅雨鋒低壓槽南北兩側溫度日變化非常明顯，使南海副高和中緯度變性高壓在夜間增強，梅雨鋒低壓槽也在夜間變深、變窄，改變了早、晚時刻梅雨系統的相對強度和降水功能，導致降水日變化。 -
Correction of middle latitude
中緯修正量 -
The surface solar total radiation is first calculated when albedo is fixed under clear - sky varying atmospheric conditions by using the radiation transfer model and the model atmosphere profile of the middle latitude summer, and a parameterization scheme is then proposed based on the result
首先利用輻射傳輸模式和中緯度夏季標準大氣廓線，分譜帶計算晴天各種大氣條件下地表反射率取定值時的地表太陽總輻射，並把所得的結果作為標準資料，提出參數化方案。 -
Analysis on index of sea - land thermal difference resulted that there are periodical oscillations of 2 - 6 years in the subtropical high, trough systems in the middle latitude. the year with strong ( weak ) index are associated with eap ( negative eap ) pattern in which the subtropical high is abnormally northward ( southward ) and more ( less ) summer rainfall in shandong
強指數年， 500hpa環流形勢呈eap遙相關型，副熱帶高壓偏北，山東夏季以多雨年份居多；弱指數年則相反， 500hpa環流形勢呈反eap型，副熱帶高壓偏南，山東夏季以少雨年份居多。
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