季相變化 的英文怎麼說

中文拼音 [xiāngbiànhuà]
季相變化 英文
aspect change
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • 季相 : aspection
  1. The study investigated aboveground growths of caragana korshinskii and artemisia ordosica planted in four modes, revealing that in different planting modes their densities, heights and canopy width and biomasses remained unchanged or tended to decrease slightly ; the young shoots of a. ordosica annually grew in a s - shaped cure and the young shoots of c. korshinskii grew fast in spring and grew slowly or cease to grow from july on ; the biomasses and leaf area indexes of c. korshinskii and a. ordosica annually varied in a double peak curve and there were 8 annual plants that invaded in the four planting modes and formed higher coverage ; the quadrat with only a. ordoska appeared to have obviously lower coverage and biomass that the other three quadrats

    摘要對騰格里沙漠東南緣2種人工植被檸條和油篙在4種配置方式下地上部分的生長動態進行了研究,結果表明:不同配置方式下它們的密度、高度、冠幅和生物量基本不或略微呈下降趨勢;油篙新梢的年生長動態呈s型曲線,檸條新梢春生長速度較快, 7月份以後生長速度緩慢或基本停止生長;檸條、油篙地上生物量和葉面積指數的年均表現為雙峰型, 4種配置方式下共有8種1年生植物人侵,並具有較高的植被蓋度;同其它3個樣地比,純油篙樣地1年生植物的密度、蓋度和生物量明顯偏低。
  2. There is a period of soil contents range from ten to twenty five days over the humid discussed area in summer, and the period is not obvious at the discussed zone of close oasis desert area in summer and winter. ( 2 ) soil temperature exits several periodic variations of different depths ranging from six to twenty four days in heihe region, and nine to thirty days in gaize and shiquanhe region. it also shows that gradient of soil temperature affects on the soil content movement more greatly in summer. ( 3 ) the land surface temperature of yangtze river lower region is retrieved from noaa - ahvrr data

    ( 2 )根據土壤溫濕資料,採用功率譜分析、 pca分析等方法,分析了兩種典型下墊面土壤溫度的時空分佈特徵及其對土壤水分運動的影響,發現研究區土壤溫度除日和年周期外還存在6 30天的不同周期;下墊面的非均勻性及其及溫度梯度對土壤水分運動有很大影響,冬溫度梯度對土壤含水量影響大於夏溫度梯度對上壤含水量的影響,且溫度梯度與水分運動方向反。
  3. Paniculate organic carbon ( poc ) content of zhujiang river is lower than that of other rivers in the world. among the three branches, the content in xijiang river is the highest, then the dongjiang river, and then the beijiang river. the runoff of zhujiang river has very great seasonal change

    珠江流量存在很大的,汛期擁有超過60的年度總徑流量, doc和poc在高流量時驟增, doc含量增加約20 - 90 ,而poc含量最大則可能增加6倍,與山區河流的特徵似。
  4. Normally water resources is affected by human activities and climatic change, but it is affected mainly by climatic change in runoff forming regions located in the high and middle mountainous area in the northwestern china. river runoff in the hexi inland arid region all originates from the qilian mt. area and the change of mountainous runoff resulted from global weather warming up and will bring an important effect to the development of society and economy in the hexi region. so the response on mountainous runoff and its changing trends are analyzed on the basis of the measured data of precipitation, air temperature, and discharges observed from some weather and hydrologic stations in the studied area. the results show that seasonal variation of mountainous runoff in the hexi inland region is mainly affected by the river ' s geographical location and supply source, and the yearly change by precipitation and that in the west of the region by air temperature besides precipitation. there are some obviously regional differences in the influences of climatic change on surface runoff in the hexi inland arid region, that is, rivers runoff in the west of the hexi area have been increasing and rivers in the east part have been decreasing, and the rivers runoff in the central part presented slowly increase trend, such as the heihe river, but it is not quite obvious

    一般情況下,水資源的主要受氣候和人類活動的影響,但在位於我國西北內陸乾旱地區的中高山地帶,徑流的形成主要受前者的影響.甘肅省的河西內陸乾旱區是該省重要的工農業生產和經濟開發區,這里各項社會和經濟活動與出山徑流的都有著十分密切的關系.因此,筆者根據有關水文氣象臺站的降水、氣溫和徑流觀測資料,分析了以黑河、昌馬河、西營河等主要河流為代表的河西內陸區出山徑流的特徵與規律.結果表明,河西內陸區出山口徑流的主要受地理位置和河流補給來源的影響,而年際幅則受山區降水量年際幅的影響十分明顯.目前,梨園河以西河流水量處于上升階段,梨園河以東的河流則處于下降的階段;以黑河幹流鶯落峽水文站年徑流為代表的走廊中部地區的出山口徑流正處於1990年開始的枯水段的上升段.但總體而言,河西內陸乾旱區出山口徑流的對比較穩定.預計今後若干年內,河西內陸乾旱區東段河流出山口徑流的以偏枯為主,中段、西段河流出山口徑流的以平水或平水偏豐為主
  5. Based on the observation data such as coads and soda, the main climatological features of the tropical indian ocean and relationships of sea surface temperature ( sst ), heat budget with ocean dynamics and thermodynamics processes are analyzed ; the seasonal and interannual variability of the tropical indian ocean are well simulated using a ocean general circulation model ; based on the thermal equation and model output data, the variation mechanism of sst and heat budget are investigated in the tropical indian ocean ; besides, the effect of seasonal variation of wind stress, ekman pumping and horizontal diffusivity on the ocean current and heat budget are studied, using both ideal model and complex model

    本文根據coads 、 soda等實際觀測資料,較全面的分析了熱帶印度洋主要的氣候特點,並研究了海表面溫度( sst ) 、熱收支與海洋動力、熱力過程的聯系;利用全球海洋環流模式較好地模擬出熱帶印度洋的節和年際;基於熱力學方程和海洋環流模式輸出結果,探討了熱帶印度洋sst和北印度洋熱量收支的節和年際機制,進一步揭示了海洋動力過程在北印度洋熱平衡中的重要作用;在此基礎上,利用理想的數值試驗與數值模擬結果結合的方式,證實了風應力的和ekman抽吸,以及水平熱量擴散系數對北印度洋海洋環流和熱收支的影響。
  6. To understand the characteristics of carbohydrate storage of perennial grasses, we analyzed the content and seasonal dynamics of carbohydrate components in below ground organs of l. chinensis and s. grandis using high performance liquid chromatography

    為了研究草原植物碳水合物貯藏特性,採用高效液色譜技術對羊草和大針茅的貯藏性碳水合物的種類組成及進行了測定。
  7. The vertical flux between compartments of the model system is also taken into account. basic characteristics of the seasonal variations of the pelagic - benthic coupling ecosystem in the yscmw are simulated. compared with the observations and the related studies in this region, it is found that the seasonal cycle of ecosystem is well represented and the relationships between variations and different layers are acceptable

    通過該模型對黃海冷水團水域生態系統各生態量的進行了模擬,並同黃海冷水團水域的觀測資料及關文獻分析對照,證明模擬結果能較好地反映出黃海冷水團水域生態系統的特徵,各個生態量間的關系及不同水層間的生態差異是比較合理的。
  8. Objective to explore the effect of seasonal change on hemorrheology and corresponding prevention measures

    摘要目的探討哈爾濱市冬夏對血流的影響以及應的預防措施。
  9. The total ozone distribution over stratosphere layer in china appears obviously seasonal variation tendency, that is, the value of total ozone in spring and winter is higher than that in summer and autumn, while the maximum of surface o3 over waliguan is in summer, which is relatively late, approximately 2 - 3 months, it illustrates that the vertical transport from stratosphere has important effect to the increasing of surface o3. compare to the izana global observatory, surface o3 has been slowly increasing, but not so stable, it also shows that the monitoring of surface o3 has global scale, and its data has comparability in the world

    ( 7 )中國大陸上空平流層臭氧柱總量分佈存在明顯的趨勢,即冬春臭氧柱總量高於夏秋;瓦里關近地面層臭氧濃度最高值出現在夏,落後平流層2 3個月,說明在瓦里關地區夏平流層o _ 3的垂直輸送對地面臭氧濃度的增加發揮著重要作用; ( 9 )與izana全球站比,地面o _ 3均呈逐年上升趨勢,上升較為緩慢,且不太穩定,說明瓦里關地區地面o _ 3監測具有一定的全球尺度和國際可比性。
  10. The daily variation of surface o3 is different under different weather condition, the variation of surface o3 in spring, autumn and summer is almost same when it is clear. in spring and autumn, under the condition of clear sky, its value is higher than that in cloudy or rainy / snowy day, while its variation is not obvious in winter and summer ; in rainy and snowy season, the variation of surface o3 in spring, autumn and winter is insignificant, bnt in summer, it is significantly different from other seasons, daily difference is the highest among all seasons, it has some important relationship with rain / snow, moreover, the function of rain and snow to the varation of surface o3 is different

    ( 2 )不同天氣條件下,春、夏、秋、冬四個節地面o _ 3濃度不盡同,晴天和多雲天,春、夏、秋的地面o _ 3趨勢基本一致,其中,春秋,晴天o _ 3值高於多雲天和降雨天,而冬和夏則不明顯;各節降雨、雪天o _ 3濃度的情況來看,地面o _ 3在春、秋、冬三個不大,而夏與其它節明顯不同,幅度很大,日較差在四個節中為最大,這與降雨、降雪關系很大,並且可能存在雨、雪的差異。
  11. The seasonal kendall test overcomes a number of problems that can commonly skew the results of long - term studies, such as non - normal data, missing values, seasonality and serial dependence where data is dependent on other data

    這種方法可克服多種分析長期性數據所出現的問題,例如不正常數據數值缺失和數據依某類數據依賴其他數據等因素。
  12. On the condition of no effect from vegetation and form of slope, soil moisture increased down to the bottom of the catchment ; the vegetation diminished or even reversed this trend

    對0 ? 2m土層不同植被類型各層次土壤水分的節動態對比發現,表層和各植被類型的土壤水分利用層最為劇烈,深層土壤水分趨勢對平穩。
  13. Based on the ncep / ncar reanalysis products, the sea ice concentration data and the observation rainfall data in china, the seasonal, intraseasonal and interannual variations of the atmospheric circulation in the southern hemisphere ( sh ) are systematically analyzed together with their influences on east asian summer monsoon ( easm ). the major conclusions are summarized as follows : ( 1 ) in the lower level of the troposphere, the semi - annual oscillation ( sao ) is most active along 40 s and 65 s in the extratropics of the sh. over these latitudes, the variance percentages of sao exceed 70 %, and the anti - phase variation of the sea level pressure ( slp ) between the two latitudes is primarily caused by their sao components

    利用ncep ncar再分析資料、南半球海冰密度資料及中國臺站降水資料,本文系統分析了南半球大氣環流的節、節內和年際特徵及其對東亞夏風的影響,主要結論歸納如下: ( 1 )對南半球熱帶外大氣環流而言, 40 s和65 s是低層大氣準半年振蕩最為顯著的兩個緯帶,在這兩個緯帶上,半年波的貢獻都超過了70 ,二者的反位主要體現為半年波分量的反位
  14. A two stream model has been used to calculate the variation of optical depth and their effects to ultraviolet radiation of each extinction material. with the model, the relation among season, solar zenith angle and ultraviolet radiation has been discussed, and the variation of ultraviolet radiation under different clouds has also been studied. the comparative research of ultraviolet radiation among kunming, beijing and other abroad area at the same latitude has also been done

    在已建立的計算昆明紫外輻射兩流模式改進的基礎上,進一步計算並討論了: 1各種消光物質的光學厚度規律及其對紫外輻射的影響2及太陽天頂角與紫外輻射的關系3不同雲的光學厚度下紫外輻射的4昆明與北京兩地模式計算結果比較,以及與國外近緯度觀測結果進行了比較。
  15. Frictional torque and mountain torque are of the same order and show similar seasonal variation, but the latter shows more complex spacial distribution

    對摩擦和山脈力矩分析計算表明山脈和摩擦力矩同量級,似,但摩擦力矩的空間分佈較山脈力矩簡單。
  16. The month average and the year average water vapor press in chongqing both show that : the water vapor press decreases with the increasing of sea level elevation ; the water vapor press values in north - west and middle hill areas are middle and high ; the water vapor press values in north - east and south - east mountain areas are relatively low. the sea level elevation in north - east and south - east mountain areas of chongqing is higher, especially the north - east mountains are more rugged than the north - west mountains, and the decreasing of water vapor press with the increasing of sea level elevation is more distinct, so the lowest value often appears in the north - east mountains not in the north - west mountains. the seasonal change of water vapor press in chongqing is also distinct : the values of water vapor press are low mostly in winter, and the high values are relatively less ; the values of water vapor press are middle and high mostly in summer, and the low values are relatively less, the values in spring and autumn are between them

    重慶市全年各月月平均和年平均水汽壓都表現出:隨著海拔高度的增加,水汽壓逐漸減小;西北部和中部的丘陵低山地區一般為水汽壓的中高值區;東北部與東南部的山地地區的水汽壓則對較小重慶市東北東南山地地區海拔高度較高,尤其是東北山區的山地較東南山區的起伏更大,水汽壓隨海拔高度的減小更加明顯,因此各月的最小值往往出現在東北山區而非東南山區重慶市水汽壓的也很明顯:冬水汽壓多為小值,大值較少;而夏多為中、大值,小值較少;春秋則介於兩者之間。
  17. The results show that although there are somewhat systematic errors in the coupled model, the model simulates the basic features of seasonal cycle and interannual variability of sea surface height to the considerable extent, in order to examine the impact of indonesian through flow ( itf ) on the seasonal cycle and interannual variation of sea surface height, a sensitivity experiment is accomplished, in which the indonesian passage is closed fully in the coupled model

    結果表明,盡管耦合模式存在一定的系統誤差,但仍然能當程度上夠模擬出海面高度節和年際的基本特徵。同時為檢驗模式中印度西亞穿越流( itf )對海面高度節和年際的影響,本文還進行了印度尼西亞海道完全關閉的敏感性試驗,與控制試驗結果對比表明,印尼穿越流對的影響不大,但可以顯著影響熱帶太平洋和印度洋年際的特徵。
  18. Similarly, in equatorial and polar marine regions, ocean temperatures change very little with season

    同樣,在赤道和極地海區,海水溫度的當小。
  19. 2. according to the weighted average, soil co2 concentration is 0. 58 - 13. 29 times of that in atmosphere and is relatively lower than similar research, meanwhile, soil co2 concentration in profile varied irregularly, which possibly is due to the chemical and physical characteristic of loess soils, season change and arid climate etc. the variation of soil co2 concentration in profile is mainly controlled by soil temperature and soil moisture, in contrast with soil temperature, the control role of soil moisture is minor. in conclusion, in order to have a good command of the distribution and change rule of soil profile co2 concentration as well as its effect factors, multi - point and successive location experiment should be made, meanwhile establish indoor soil - pillar monitoring experiment

    土壤co _ 2的濃度約為大氣co _ 2濃度的0 . 58 ? 13 . 29倍與同類研究比要低,這是與黃土的土質特性,觀測期又逢特別乾旱年制約了土壤微生物的活動,再加上土壤中有機質虧損,養分不足造成的;土壤co _ 2含量的是隨溫度的升高而升高,在夏達最高值,冬最低;在土壤co _ 2濃度的影響因子溫度和水分中,溫度的影響作用高於水分;土壤剖面co _ 2濃度隨著深度增加,總的趨勢是遞增的,但也有反復,甚至有的順剖面而下幾乎保持一恆值,這與和黃土自身結構的通透性以及在觀測期內的乾旱氣候等條件有關。
  20. The simulated annual mean, seasonal cycle, and interannual variation of itf transport agree well with the observations and other simulations

    模式模擬的itf的平均態、和年際同已有的結果比是合理的。
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