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- What is the annual mean temperature in Beijing? 北京的年平均氣溫是多少?
- Annual mean dry weight and volume production in arbor layer were 1.397t/ha. 林分喬木層干物質(zhì)和材積年平均凈生產(chǎn)量為1.;397t/ha
- Temporally,the suspended sediment concentration in the jiaojiang river estuary area show a neap-spring tidal cycle and flood-ebb fluctuations. 在此基礎上,本文分析了椒江河口段懸沙濃度的時(shí)空變化規律。
- On the mudflat, in general, the current velocity reached peck value during the flood and ebb phase in single tidal cycle. 光灘與鹽沼交界處光灘一側流速過(guò)程呈“雙峰型”特征，漲落潮均出現流速峰值；
- The annual mean temperature was 23.4 degrees,making 1997 the fourth-warmest year on record. 而全年平均氣溫則達23.;4度，使1997年成為紀錄上第四熱的年份。
- The annual mean temperature was 23.4 degrees, making 1997 the fourth-warmest year on record. 而全年平均氣溫則達23.;4度，是歷年第四最高紀錄。
- In the Tsushima Strait, the annual mean flux was 2.3Sv and its monthly variation just was only 0.4Sv. 對馬海峽平均流量為2.;3Sv，月變化較小，僅0
- The wind in summer dominates other seasons with annual mean westerly on the equator. 夏季的風(fēng)應力在一年中占有優(yōu)勢，在赤道上出現了西風(fēng)。
- Variation trends of temperature in different seasons were similar to that of annual mean temperature except that in winter. 不同季節平均氣溫的變化趨勢與年平均氣溫變化趨勢基本一致,僅冬季平均氣溫有差異。
- Annual mean and extreme temperature series are deduced from the daily observations and trends in the adjusted and unadjusted series are compared. 從逐日序列計算出年平均溫度和年極端溫度序列，并把修正之前和修正之后的序列趨勢進(jìn)行比較。
- The net result is little change in the daily maximum temperature. Overall, the annual mean temperature rises but at a slower rate than the annual mean minimum temperature. 綜合最高和最低氣溫的變化,日平均溫度有上升的趨勢,但速度較日最低氣溫慢。
- The western region, covering the Kgalagadi Desert, is the driest part of the country with average annual mean rainfall less than 250mm in the extreme southwest. 西部綿延著(zhù)卡拉哈迪沙漠,是這個(gè)國家最干旱的地區,西南端的年平均降雨量不到250毫米。
- diversion dike under mean tidal level 中潮位導流堤
- The capacity of the decrease of maximum air temperature in forests was the principal factor of decreasing the annual mean differences in daily range of temperature. 這4種森林的年平均日較差依次為5.;9℃、4
- The computations show that the annual mean Indonesian Throughflow transport amounts to 16.6Sv,with a maximum(minimum) transport of 18.5Sv(12.7Sv) in June(April). 結果表明;南海的Karimata海峽出流量對印尼貫穿流有顯著(zhù)的貢獻;印尼貫穿流的平均流量為16.;6Sv;流量在6月最大(18
- The analyses show that the annual mean precipitation is increasing in Altay Prefecture, especially in summer and winter.However, in spring and autumn the increase is slowly. 結果表明：過(guò)去47a阿勒泰地區年降水有增多趨勢，夏、冬季節降水呈明顯增加趨勢，而春、秋季則增加較緩慢；
- The annual mean levels of CFC-12 and CFC-11 in the Dinghu Mountain,a regional background site in PRD,were higher than those in global background stations,indicating that there were emission sources of CFC-12 and CFC-11 in PRD. 結果表明,2005年珠江三角洲背景點(diǎn)鼎湖山大氣中CFC-12和CFC-11的年平均濃度高于全球本底站,說(shuō)明珠三角地區還存在一定CFC-11和CFC-12的排放源;
- Temperature and precipitation is negative correlated test with SPSS software. The correlation quotiety of min-temperature and mean temperature is 0.504,which shows that min-temperature effect the change of annual mean temperature notable. 運用SPSS軟件對降水量、溫度進(jìn)行相關(guān)分析;發(fā)現降水與溫度呈負相關(guān);最低氣溫與年平均氣溫的相關(guān)系數達到0.;504;通過(guò)了0
- In the first phase, the model was integrated starting from an rest state over ten years under the annual mean wind stress. At the end of the first phase, a quasi-equilibrium state in the upper levels was reached. 模式數值積分分兩個(gè)階段,在第一個(gè)階段,海洋環(huán)流從靜止狀態(tài)開(kāi)始,以只隨緯度變化的年平均風(fēng)應力和海表熱通量作為強迫邊條件數值積分十年,這時(shí)海洋上層的環(huán)流和溫度都趨于平穩,我們將第十年末的積分狀態(tài)作為模式氣候的準平衡態(tài)。
- Variation of Particulate Heavy Metals in Coastal Water over the Course of Tidal Cycle in Estuary 河口近岸水體中顆粒態(tài)重金屬的潮周期變化
