氣溫的變化 的英文怎麼說
中文拼音 [qìwēndebiànhuà]
氣溫的變化
英文
variations of temperature-
Though the study on the long - term of no - tillage and ridge culture in this dissertation, the research results are as follows : 1 ) nt can change the wee terrain and change the conditions of air and water, which leads to the seasonal fluctuation of the main kinds of microbes such as bacterica, foungi, azotobacter and cellulose decomposing bacteria
3 ,聚土壟作(包括冬水壟作、兔耕壟作、免耕廂作)的平均增幅為156 2 ,有機質和速效氮也有同樣的趨勢;全磷和速效磷、全鉀和速效鉀隨作物的種類、生長周期、水分和氣溫的變化而變化。It is very important to analysis, estimate, optimize and integrate these data by computer technology, for example, in agriculture, if we can find the relationship between temperature variety, air pressure variety, insect pest variety, and emblement output variety, so, we can find the way to enlarge the output
如在農業生產中,溫度的變化、氣壓的變化、蟲害的變化、糧食產量的變化組成了多個數據流的時間序列,如果能夠發現這些數據流之間的關系,用於指導實際生產,對于提高產量、防治災害,有重要的現實意義。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。Based on the part of 203 stations data from 1957 - 2001 which are of more extreme sense, the variation characteristics of extreme temperature are studied
本文利用我國203個測站1957 2001年最低、最高地面氣溫資料中更具有極端意義的部分,對我國極端氣溫的變化特徵進行研究。Using the daily maximum and mean air surface temperature data of 121 stations in the area of southern china for the period 1961 - 2004, the change characteristics of the maxi mum temperature in the area was analyzed
摘要利用從全國743個站點數據集中挑選出的江南、華南地區的121個站點1961 - 2004年逐日日最高氣溫和日平均氣溫資料,分析了近40多年來我國南方地區最高氣溫的變化特徵。In recent years it is more severe because of temperature changes, mankind activities, scouring and silting. the special geographical position, hydrometeorological condition, river course characteristics are main reasons for ice flood
由於近幾年來氣溫的變化、人類活動、河床沖淤等流域環境的變化,使得凌汛的威脅不僅依然存在,而且發生冰害的河段有所增多,影響范圍隨之擴大。Fifthly, thinking the evolving regulation of air temperature as a dynamical system in pace with time changing, we investigate the air temperature at certain region in province heilongjiang and forecast the air temperature at the region by the above method
5對黑龍江省某地氣溫進行了調研,把氣溫的變化規律看成一個隨時間變化而變化的動態系統,用上述方法對黑龍江某地氣溫進行預測。Few critics disagree that global warming exists. but opinions diverge when scientists forecast the severity of the temperature hikes and their effects, with many skeptics believing the earth ' s atmosphere will adjust to changes
但是也有少數科學家並不同意全球變暖的看法,即便是同意這一看法的科學家,在氣溫升高的速度及其影響等問題上也是各持己見,其中一些科學家認為地球的大氣層能夠通過自我調節來適應氣溫的變化。The percentage of autumn degradation bacteria was the biggest, it was 0. 547 %. among degradation bacteria genus, the bacillus proportion in each season was the biggest, that was 44. 44 %, 50. 00 %, 48. 15 % and 47. 22 % in spring, summer, autumn and winter respectively, other bacteria genus ' s proportion were less than bacillus. this was probably related to the basic proterties of soil, the alternation of four seasons, the change of temprature and the difference of vegetation were fairly suitable to the growth of bacillus
在土壤細菌總數上,夏季的細菌數量最多,其次分別為春、秋、冬各季;在土壤中降解氧樂果的細菌數量上,夏季土壤中的降解菌株數量也最多,其次分別為春、秋、冬各季,土壤磷的含量與降解氧樂果細菌的數量之間並沒有太大的相關性( r = 0 . 494 ) ;在降解菌占細菌總數百分比上,秋季降解菌株所佔百分比最大,為0 . 547 % ;在降解菌株中,芽孢桿菌屬( bacillus )在每一季節所佔的比例都是最大的,春、夏、秋、冬分別為44 . 44 % 、 50 . 00 % 、 48 . 15 % 、 47 . 22 % ,其它菌屬所佔比例都比較少,這可能跟土壤的基本性狀有關,春夏秋冬四季的輪換,氣溫的變化,植被的差異,耕作的不同,比較適合抗逆性較強的芽孢桿菌屬( bacillus )的生長。The rise in temperatures during daytime was reduced but this is more or less offset by the heat generated from air conditioning and other urban activities. 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。楊繼興說:換句話說,日間酷熱的情?並未有惡化,但寒冷的夜晚卻少了。A calculation example is used to get some figure. the effect of phase shift and attenuation in temperature fluctuation by thermal mass can be observed in these figures. the cfd simulation of the similar modeling is carried out, the result of the cfd simulation is similar to the calculation example
在前面工作的基礎上,本文作者還利用cfd軟體模擬了和前面模型中相似的情況,即只考慮室內蓄熱體的蓄熱作用,假設外圍護結構是絕熱的,得到的室內空氣溫度變化趨勢與算例所得到的是很相似的。This paper studies the application of inductively coupled plasma ( icp ) technology to the etching compound semiconductor insb - in film. by means of single probe and double probe, the ion density and electron temperature of chamber ( 30mm and 50mm in height respectively ) under varied process condition were diagnosed. the spatial distribution of the axial position of the two parameters and the varied curve that the two parameters varies with the power and air pressure are obtained
利用單探針和雙探針診斷30mm高反應室和50mm高反應室在各種工藝條件下的離子密度和電子溫度,得到這兩個參數在反應室軸向位置的空間分佈、隨功率和氣壓的變化曲線、頂蓋接地和反應室體積對它們的影響,結果表明離子密度為10 ~ 8 10 ~ ( 10 ) cm ~ ( - 3 ) ,電子溫度在4 10ev之間;當頂蓋接地時,該處的等離子體密度明顯大於不接地;在同樣條件下, 50mm高反應室內的離子密度明顯大於30mm高反應室。The head of un food and agriculture organization warned last week that climate change might hurt food production in warm southern areas of the world
聯合國糧食農業組織的首腦上周警告說,氣候的變化可能會危害世界南部溫暖地區的糧食產量。The precipitation in recent 40 years decreased slightly, mainly in spring and autumn for each period and each region, the changes of precipitation and air temperature showed a kind of reverse tendency. for example, in the coldest 1980 ' s, precipitation was the richest
近40a來重慶巖溶地區的降水略有減少,貢獻最大的是春季和秋季,對于各個年代,各個地區來說,降水和氣溫的變化呈相反的變化,在最冷的80年代,是降水最豐富時期。The results of simulated and practical application have proved that the system is able to enhance the heat - transfer efficiency, stabilize the furnace condition, economize the energy and simplify the operating procedure
模擬試驗與實際運行結果表明,該控制器通過對廢氣溫度變化的控制,可以在滿足工藝要求的條件下提高熱交換效率、穩定爐況、節約能源、易於實現。The study works and conclusion of the dissertation is followed as : the discharge voltage of short rod - plane air gaps and short insulator strings will also decrease with the altitude increasing or atmospheric pressure decreasing, but the decreasing trend is relative to the scale of altitude, the decreasing speed of discharge voltage is slower in the high altitude region
論文的研究工作和成果主要有: 「棒板」典型間隙和絕緣子短串的放電電壓均隨海拔的升高而降低,且其降低的趨勢與海拔高度的范圍有關,海拔越高降低的速度越緩慢。氣壓的變化反映了海拔高度的變化及其相應海拔下空氣溫度、濕度和相對密度的變化。When air exchange rate is high, the vertical variations of temperatures in the zone of occupant action are similar by the three methods. thus, the vertical indoor air temperature distribution in the high air exchange room is not mainly determined by heating method, but the way of air current
此外,三種供暖方式的室內空氣溫度垂直分佈規律與封閉房間內的情況差別較大,房間通風量較大時,人體活動區域內沿高度方向三種採暖方式產生的空氣溫度變化基本相同。According to the analysis of the experiment result, the influence of changing the suction temperature to performance, the influence of changing ambient temperature of compressor to performance, the influence of sealing compressor to performance and the influence of condition stabilization and state stabilization to test result were analyzed
通過對實驗結果的分析,分析了吸氣溫度變化對性能的影響、壓縮機環境溫度變化對性能的影響、對壓縮機進行封閉對性能的影響以及工況穩定和狀態穩定對測試結果的影響。The head of the un food and agriculture organization warned last week that climate change might hurt food production in warm southern areas of the world. ( jacques diouf ) spoke in india
上周,聯合國糧食及農業組織的領導發出警告稱,在全世界溫暖的南部地區,氣候的變化可能會危及食品生產。Therefore, a greenhouse microclimate model in summer was built for simulation and prediction, and then the variation discipline of microclimate in greenhouse was researched to provide the theoretical reference on the optimization design of greenhouse imported in structure ; the effect result of every parameter on microclimate in greenhouse was analyzed to determine the best control device and make for the descending of energy - consuming in greenhouse, the microclimate state of greenhouse in the typifal climate days was prediction ed to avoid the occurrence of corps ca1amity
為此,建立夏季溫室小氣候的模擬和預測模型,以探討夏季溫室內小氣候的變化規律,為引進溫室的結構優化設計提供理論參考;分析各個因子對溫室小氣候的影響情況,從而確定最佳的溫室控制設備,有利於溫室能耗的降低;對典型天氣下室內小氣候的狀態進行預測,從而防止和減少作物災害的發生。分享友人