日溫度變化 的英文怎麼說
中文拼音 [rìwēndùbiànhuà]
日溫度變化
英文
diurnal temperature variation-
A diurnal temperature variation of-4k is present at 50km because heating only occurs during the day.
由於加熱只發生在白天，因此50公里高度上的溫度日變化約為4k。The variations of sea ice in the arctic ocean are simulated by using a improved high resolution hibler dynamic - thermodynamic sea ice model during 1979 - 1998. the model is driven by surface atmospheric and oceanic forcing consists of geostrophic winds, surface air temperature, specific humidity, and longwave and shortwave radiative fluxes provided by international arctic buoy program ( iabp ). the simulated results show that arctic sea ice have noticeable seasonal and annual variability
利用一個hibler海冰熱動力模式，在改進了其熱力部分和改變模擬范圍以及提高解析度的基礎上，以北極國際浮標計劃（ iabp ）提供的1979 - 1998年間逐日變化的日平均海平面氣溫場，濕度場，長短波輻射場，風場，洋流場，海洋熱流量場為強迫場，模擬了上述20年間北極海冰的時空演變。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變化周期外還存在6 30天的不同周期；下墊面的非均勻性及其季節變化及溫度梯度變化對土壤水分運動有很大影響，冬季溫度梯度變化對土壤含水量影響大於夏季溫度梯度對上壤含水量變化的影響，且溫度梯度與水分運動方向相反。This paper establishes a model simulating dam actual placing process and considering the non - continuity of initial temperature on the boundary of new and old concrete, daily air temperature change, concrete - placing temperature, hydration heat, heat insulation on boundary, water - storing process, placing intermission and curing with water. the calculation of stress field considers the concrete weight, static water pressure, thermal stress, different autogenous volume change between rcc and normal concrete, change of elastic modulus of concrete with age and creep action
考慮了乞今最為全面的初始條件和邊界條件，包括模擬壩體的實際升程過程，考慮了新老混凝土接觸面上的初始溫度不連續，逐日的氣溫變化，混凝土的入倉溫度，水化熱溫升，邊界保溫，水庫蓄水過程，澆築間歇以及灑水養生等因素；應力場的計算考慮了混凝土的自重，靜水壓力，溫度應力，常態混凝土與碾壓混凝土不同的自生體積變形，混凝土的彈性模量隨齡期的變化以及徐變的作用。By analysis the test data, the law of temperature variation in day and temperature variation in month was got ; moreover, the probability statistics mode of day temperature difference with its statistic parameter was got too. at the same time, the year temperature difference data of walls and roofs were obtained. through the field tests, the law of thermal cracks, displacement and stress in cshbb was summarized
對杭州市某一小砌塊試點建築進行了為期近一年的現場跟蹤監測研究，給出了小砌塊建築的日溫度變化規律和月溫度變化規律，並由此得到了小砌塊建築的日溫差概率統計分佈模式及相應的統計參數和小砌塊建築不同方位的墻體和屋面的年溫差數據；通過現場跟蹤監測，也得到了小砌塊建築的裂縫發展規律及位移和應力的變化規律。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 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。Reference crop evapotranspiration ( rce ) characterized by its nonlinearity and multi - time scale feature, may vary with the change of time under the influence of stochastic variation of meteorological factors such as temperature, sunlight, wind speed, vapor pressure and so on
摘要受氣溫、日照、風速、水汽壓等因子隨機變化的影響，參考作物騰發量時序過程具有非線性、多時間尺度變化等特性。The analysis on the test result shows that the temperature distribution in cfst members caused by solar radiation is nonlinear, and the nonlinear character is most evident when center point of concrete gets its lowest temperature. the temperature of the center point is affected by various directions, especially the strong potential. in the side exposed to the sun in the afternoon, apart from the center point, temperature varies laggardly when the point of concrete in the same series is more close to the center
結果表明，日照作用下截面的溫度場為非均勻場，混凝土中心的溫度達到最小值時，截面溫度場的非線性特性最明顯，圓心點的溫度受各個方向溫度的共同作用，更多地受到強勢方向的影響;下午時處在向陽面的各系列，同一系列上混凝土各點溫度變化隨直徑縮小趨緩，越靠近圓心，溫度變化越緩和，對外部環境（包括氣溫與日照）的影響呈滯后現象越明顯;而在下午時處在背陰面的各系列除圓心點外，同一系列上越靠近圓心的混凝土測點，溫度變化越緩和。The system is able to efficiently increase temperature and meet crop requirement of temperature for yield. in researching and designing solar energy conserving system in soil for active greenhouse, it adopts instrument of rhlog, tests temperature of six layers to soil temperature, and draws various curve of temperature. it shows the system can efficiency increase soil temperature and reduces change range of temperature in greenhouse in wintertime
在研究和設計主動式溫室太陽能地下蓄熱系統中，採用溫度自記儀器，測試了室溫及土壤中六個不同深度的溫度數據，繪制了相關溫度變化曲線，該曲線表明了主動式溫室太陽能地下蓄熱系統能有效提高冬季溫室土壤的溫度，並且減小了日溫變化幅度。( 2 ) the change of ratio of spans has a great effect on the whole bridge under dead load and sunshine temperature differential. on the contrary, it has a smaller effect on the bridge under annual temperature change
（ 2 ）跨徑比值變化，對主梁、橋墩在自重荷載與日溫差作用下的受力有較大影響，而對主梁、橋墩在年溫度變化荷載下的受力影響較小。Then the combined gradual effects of climate change and its variability on whiter wheat production in the studied region were analyzed, based on the results simulated by ceres - wheat and all the results at the representative sites were displayed graphically using the gis technology. the main conclusions of this study were as the follows : 1. the temperature has increased during the wheat growing season since the late of 1960s in the huang - huai - hai plain and, it became more evident after the end of 1980s
研究區域小麥生長期的氣候，自20世紀60年代末已開始變暖，變暖趨勢在80年代以後日益明顯；隨著溫度的上升，太陽輻射總量逐漸減少，溫度變率呈增大的趨勢；雖然降水總量沒有明顯變化，但自20世紀80年代以後，降水變率亦呈增大趨勢，其不穩定性甚於溫度變率的變化。Based on the daily surface air temperature data from 200 stations and daily precipitation data th from 739 stations during the second half of the 20 century, schemes for analyzing climate extremes were designed mainly according to percentiles of a non - parametric distribution and the gross errors in the daily data were removed based on a newly designed quality control procedure. the spatial and temporal characteristics of change of climate extremes over china were studied, the major conclusions are summarized as : th 1. slight decrease trends were found for the 95 percentiles of daily maximum temperatures during summer, but larger increase trends were revealed for the 5th percentiles of daily minimum temperatures during winter, especially in northern china
本文利用中國20世紀後半葉較為完整的逐日溫度和降水觀測資料，設計了嚴格的資料質量控制方法，以統計上的邊緣分佈的客觀定義為主要依據，確定了極端溫度和降水事件，研究揭示了近50年中國極端氣候事件變化的規律，得到以下主要結果： 1 .全國最高溫度的極端高值略趨下降；最低溫度的極端低值升溫趨勢顯著，這種增溫在冬季、在北方最顯著。Weather : hang a thermometer outside to track the temperature. observe weather patterns and make forecasts
天氣：在屋外掛一個溫度計以追蹤每日溫度變化。觀察天氣轉變的模式，並試著做天氣預報。The character of surface radiation and energy expended over soil temperature variation is that the temperature variation at surface, 5cm depth and 10cm depth are approximately sine curve on clear and cloudy day while this way the temperature variation at 20cm depth shows small extent anti - phase variation and the temperature under 50cm is no diurnal. in contrast, the temperature at 5m, 10cm and 20cm shows linear decrease and the soil - surface temperature is concaved on rainy day
地表輻射和能量耗散反映在土壤溫度變化上的特徵是晴天和陰天地表、 5cm 、 10cm的溫度變化表現為準正玄曲線， 20cm深處的溫度變化呈現出幅度很小的反位向變化， 50cm以下地溫已不存在日變化特徵；雨天5cm 、 10cm和20cm的溫度呈線性遞減，地表溫度表現出由降雨引起的凹陷現象。After changing the ratio of spans and the thickness of the walls of the double thin - wall pier, parameter analysis is processed under dead load and annual temperature change and sunshine temperature differential
然後，通過改變跨徑比與墩梁剛度比設計基本參數，進行結構在自重荷載、年溫度變化和日照溫差三種荷載工況下的受力分析。Now, the scholars of internal and overseas pay close attention to the mechanics function of sfrc, such as in the references [ 3, 13, 14, 16, 23, 27, 28, 29 ], and so on. however, in the practice pavement engineering project, the sfrc is given not only the effect of vehicle and shock load, but also the effect of the temperature changes and sun radiation. therefore, the temperature and load stress are the main factor of the damage of the rigid pavement structure. because of the existent of the temperature stress, the sfrc pavement structure may be destroyed by the expand of crack. therefore, the research and analysis of the temperature load and stress of sfrc pavement structure are important to control the crack of sfrc pavement structure
目前，國內外學者對鋼纖維混凝土的研究著重於鋼纖維混凝土的力學性能，如文獻[ 3 ， 13 ， 14 ， 16 ， 23 ， 27 ， 28 ， 29 ]等。而鋼纖維混凝土在實際路面工程的應用中，不僅要受到路面車輛移動載荷和沖擊載荷的作用，還要承受路表的溫度變化及日輻射的作用，所以溫度應力與車輛荷載應力同樣都是剛性路面產生破壞的主要因素。由於溫度應力的存在，會引起鋼纖維混凝土路面板結構產生裂紋。Conventional mos image sensors require polymer onchip microlenses and dyed rgb color filters, which are fragile and extremely susceptible to sunlight exposure and a change in temperature
傳統的mos圖像傳感器需要採用聚合在電路板上的微透鏡和染色rgb顏色過濾器，這種脆性材料非常易碎，而且在日曬下和溫度變化時極其易受影響。Scientists have created ice at room temperature, potentially explaining a mysterious variation in the temperature at which clouds form. scientists have created ice at room temperature, potentially explaining a mysterious variation in the temperature at which clouds form. by exposing water to a weak electric field, they have produced what is being called " hot ice "
美國物理評論快報雜志及最新一期的新科學雜志日前刊登消息稱，韓國科學家已成功將室溫約20攝氏度下的水變成了冰，而這一試驗的成功可以解釋諸如水形成雲時溫度變化不一等自然現象。Then day change tendency of apparent temperature in three cities was researched. and difference in the highest apparent temperature, lowest apparent temperature every 1 hour of three different age people was investigated respectively. movement trend of apparent temperature every 6 hours and body feeling corresponding to apparent temperature every 3 hours were also analyzed
分析了三個城市的體感溫度日變化，不同年齡人群的時體感溫度最高值、最低值的差異，每6小時的體感溫度變化以及每3小時和每6小時的體感溫度對應的人體感覺。分享友人