溫度偏低 的英文怎麼說
中文拼音 [wēndùpiāndī]
溫度偏低
英文
underheat-
It can germinate at 0 ? and develop at 3 - 5 c even suffer from chilliness of - 21 c. at the fifth or sixth year, it ablooms at july, fruits at august or september. when the seeds are scattered by wind, the plant turn to death
其自然生長環境的土壤偏酸性,有機質含量極低,氣候多變,最高月平均溫度3 5 ,最低月平均溫- 19 - 21 ,年降水量800mm ,無霜期僅有50d左右。Also the theoretical basis of the method have been checked through simple deducing simulation and the influences of various physical parameters on the method have been studied. it is shown that the method is theoretically reliable for the production oil wells without very high production rate and is more suitable in field production for oil wells ( i ) in area with bigger geothermal gradient ; ( ii ) producing fluids ( oil and water ) with distinguish thermal characteristics ; ( iii ) producing oil with lower heat capacity or water with higher heat capacity ; ( iv ) with good surface measurement accuracy, as well as the method h as certain requirements on the accuracy of the temperature and flowmeter logs sensors
就該產出剖面方法的理論基礎進行了簡單的正演模擬和可能影響該方法的各項物理參數進行了全面的考察,結果表明,該方法對于非高產的生產油井來說在理論上是可靠的,在實際生產中適合於( 1 ) 、油井所在地區地溫梯度較大的油井; ( 2 ) 、油水熱特性差別較大的油井; ( 3 ) 、油比熱容值偏低水比熱容值偏高的油井; ( 4 ) 、井口計量精度較高的油井,並且對井溫測井和流量測井的傳感性精度有一定的要求。Series of guowei dry - method composite machines as new product are explored with our many years ' experience, the requirement of the users. the first metal of this machine is adopted with : photo - ecectricity auto. tracking " correcting deviation equipment, magnetic powder tension control. pneumatic back pressure shifting blade, oven temperature controlled qutomatically, big roll with oil heating, coating composite pneumatic control as well as double frequency governor etc. it will make the machine with fast speed, lower voice, low polluted by air, shout consumptionfor energy, stable working etc. especially suitable for al - foil with smooth surface and no enough firming, glass paper, polyester ect. the composite material with hard strength, fireproof, anti - ventilation, anti - fatty, frozen, dudrable steam etc character. it is widely used in food, pharmacy, as well as daily articles to package
「國偉」 、系列乾式復合機,是我廠根據多年的復合機製造經驗及結合客戶需求,開發的新產品,該機第一基材採用了「光電自動跟蹤」糾偏放卷裝置,磁粉張力控制、氣動背壓移動式刮刀、烘箱溫度分段自動控制、大輥筒導熱油加熱、上膠復合氣動控制及雙變頻調速技術,使該機具有復合速度快、噪聲低、空氣污染小、能耗低、運行平穩等特點,適宜於表面光滑的鋁箔玻璃紙聚酰胺等與聚乙烯、聚丙烯等薄膜的復合,復合薄膜具有強度高、防水、防透氣、防油脂、可冷凍、蒸煮等優點,廣泛應用冷凍食品、乾燥食品、醫藥品及日用品的包裝。Aimed at the high temperature at furnace roof and wall, great lost of body heat radiation, poor leading heating ability and long soaking time, the compound ceramic fiber coating is used to hold temperature of furnace roof and wall, make the heating loss dropped, shorten soaking time, improve heating ability and reduce evergy consumption
摘要針對環形爐爐頂爐墻表面溫度高、爐體散熱損失大、導致加熱能力低、待溫時間偏長的問題,選用了復合陶瓷纖維保溫塗料,使爐體散熱損失減少,待溫時間縮短,加熱能力提高,且能耗降低。This article aims at the boiler ' s problems in operation : 1 ) under nominal load, the smoke temperature at the outlet of hearth reaches 1200, far more exceeds 1050 the original designed temperature. this will always result in slag inside boiler and the temperature of overheater ' s pipe superheat, so that boiler cannot take nominal load and all these influence boiler ' s nomal operation heavily, 2 ) this article also studied the reason why the assistant oil becoming necessary when coal changes. during the nomal operation, many factors ( makeup of combustor and its disposal, smirch and encrust of water wall, excessive air coefficient, temperature of primary air, coal type and density of coal dust ) can deviate the designed working conditions, then affect the boiler ' s nomal operation
本文針對該鍋爐在實際運行中存在的問題:在額定負荷下,爐膛出口超溫、低溫段過熱器前煙溫高達936 ,遠遠超過815的設計值;噴燃器四周水冷壁結焦嚴重,過熱器管壁溫度超標,無法帶上額定負荷;甚至有時因燃煤質量的變化,必須投油助燃的嚴重情況進行了分析研究。在實際生產過程中,燃燒器的結構、布置,水冷壁的粘污、結垢,過剩空氣系數、一次風溫、煤種及其濃度變化等許多因素都會偏離鍋爐的設計工況,從而影響爐內的傳熱和燃燒,造成爐膛出口超溫、水冷壁結渣等問題。Effects of diverse environmental factors on the growth rate ( od4oo ) and nitrogenase activity ( ara ) of the strain w12 hi nitrogen - free culture were investigated in our experiments. the results implied that the strain w12 could easily adapt to different cultural conditions : it could use various carbon sources ( especially glucose, sucrose, malic acid, mannitol ), propagate quickly and fix nitrogen at a temperature range of 15 ? to 40 ? and at 25 - 35 ? for optimum, at a ph range of 4 to 8. 5, at a saline concentration range of 0. 01 % to 1. 5 % ; low nlv " concentration had little effect on its nitrogenase activity. ara could also be detected when it grow in the culture media with 5mmol / l ntv "
W12菌株對環境因子的適應性研究:無氮培養條件下,測定溫度、碳源、酸堿度、滲透壓對w12生長及固氮能力的影響,結果表明,在15 - 40下均能生長並表達固氮酶活性,其最適生長及固氮的溫度為25 - 35 ;能利用葡萄糖、蔗糖、蘋果酸、甘露醇等多種碳源生長並固氮,當培養基中同時存在蔗糖和蘋果酸時,細菌生長和固氮活性最強;在偏酸和偏堿的條件下( ph4 . 5 - 8 . 5 )均能保持較強的生長勢和較高的固氮酶活性,並能通過調節自身代謝平衡並適應環境的酸、堿性變化,使培養液趨于中性:能耐受較高的滲透壓,培養液中卜、 5 naci濃度對其生長和固氮酶活性影響不大,當naci濃度升至2時,菌株的生長勢及固氮酶活性才有所下降:低濃度的鉸對其固氮酶活性影響不大,在0As a result, we find that in winter when the kuroshio is cooler than the normal, at following summer, the continental cyclone deepen and the east asia monsoon strengthen, that the mid - latitude blocking high weaken and zonal circulation develop, the east asia teleconnection of " - + - " is stired up, so that subtropical high weaken and diminish, and tend to east north, tropical monsoon trough strengthen and mei - yu front weaken, and tend to north, meanwhile south asia high weaken and diminish, and tend to eastvnorth, is easy to form eastern region type
結果發現當黑潮海溫冷異常時,後期夏季大陸熱低壓加深,東亞夏季風偏強。中緯度阻塞高壓減弱,東亞地區緯向環流發展,在東亞-西太平洋地區激發「 - + - 」的東亞遙相關型,從而西太平洋副高強度偏弱,面積偏小,位置偏東、偏北,東亞梅雨鋒也偏弱,季風槽則變強,位置偏北。同時南亞高壓偏弱,位置偏北、偏東,易形成東部型。The temperature dependences on the resistance in all the thin films show that in the low temperature range the width of eg band level changes the transports, but in the high temperature range the thin films forms the small polarons hopping conductivity. the phase transition induced by the current is explained by the demagnetization and lattice distortion
在高溫部分,材料呈現小極化子跳躍形式輸運特徵;實驗研究了不同偏置電流對薄膜的相變影響,表明電場可以引起材料中磁性的變化和晶格畸變,導致相變溫度點向低溫方向移動;材料的光致相變研究表明光子能量、光強和極化方向對輸運性質有影響。Analysis of low temperature of reheat steam of a 670t h boiler and corresponding measures
鍋爐再熱蒸汽溫度偏低的原因分析The results show that the sinters for the bf in shuicheng iron and steel co., ltd. have middle rdi ( low temperature reduction degradation index ), choice ri ( reduction index ), wider softening temperature range, high start melt and dropping temperature, smaller melt and dropping temperature range
研究結果表明,水鋼燒結礦具有中等及中等偏下的低溫還原粉化性能和優良的還原性能;軟化區間偏寬,開始熔化溫度高和開始滴落溫度高,卻有較窄的熔滴區間。Secondly, the radiation effects of the system of silicon gate si / sio2 ( silicon gate nmos and pmos ) implanted bf2 are made a deep systematic study. especially, the relationship between threshold voltage shift ( vth and vit vot ) in radiated mos transistor and irradiation dose rate, irradiation dose, irradiation temperature, bias voltage, device structure as well as annealing condition is explored emphatically
在此基礎上,對bf _ 2 ~ +注入硅柵si sio _ 2系統低劑量率輻照效應進行了深入系統的研究,著重研究了bf _ 2 ~ -注入mos管閾值電壓漂移( vth和vit 、 vot )與輻照劑量率、輻照總劑量、輻照溫度、偏置電場、器件結構以及退火條件的依賴關系。The knowledge on the properties of used materials is urgently needed for reasonable life - prediction and life - distribution. as cylinder bolts are concerned, they often rapture at the first tooth - root resulting from lower high temperature strength of their material and higher stress. since bolts operate at high temperature environment, creep skew and damage causing their failure are important factors that can not been neglected
就汽缸螺栓而言,由於螺栓材料的高溫強度偏低,預緊力過大,常常在螺栓的第一齒根部位發生蠕變脆性斷裂,因其長期在高溫環境下工作,蠕變變形和蠕變損傷是其失效的一個不可忽略的重要因素。Extreme ultraviolet radiation and x - ray created by magnetic field around the sunspots also cause the earth s atmosphere to heat up and expand. this will create additional drag to satellites or space shuttles orbiting at low altitudes and eventually pull them out of orbits earlier than expected
太陽黑子附近的磁場所產生的遠紫外輻射和x射線,使地球大氣溫度上升並且膨脹,這對在較低軌道運行的人造衛星或太空梭帶來阻力,令它們比預期提早偏離軌道。For the sake of overcoming the two fatal disadvantages of at that its density and strength is low, and in the middle temperature range it can decompose into ahos and tic > 2 easily. in this dissertation, magnesium dititanate ( mgti2os, m2t ) is introduced to form solid solution to restrain the decomposition and improve the strength of at in high temperature
為克服at強度偏低和中溫域易分解的缺點,本文引入與at晶型相同的二鈦酸鎂( mgti _ 2o _ 5簡稱m2t ) ,通過與at形成固溶體以抑制鈦酸鋁中溫分解,並滿足其力學強度。Through analysis of test data in the field, it shows that the main causes leading to said phenomenon for are : adding water - cooling panel in the furnace ; rising of the feed - water temperature ; and somewhat smaller air flow rate in operation
通過對其現場測試數據的分析表明,爐內增加水冷屏、給水溫度升高以及運行風量偏小是造成其主蒸汽溫度偏低的主要原因。The simulations results show that the average combustion temperature is much lower in fuel - rich state and little higher in oxygen - rich state near the best o / f ratio. by extending the post - chamber length the oxidizing gas and the fuel pyrolytic gas can burn completely and the average combustion temperature can be prominently increased. the fuel - rich recirculation zone close to the head of combustion chamber is very important for the combustion
計算結果分析表明:發動機在富燃狀態下平均燃燒溫度偏低,在接近理想配比的富氧狀態下平均燃燒溫度有所提高;加長補燃室可以大幅度提高發動機的平均燃燒溫度,並促進氧化劑氣體和熱解氣體的充分燃燒;燃燒室頭部的富燃迴流區對發動機的燃燒非常重要,去掉燃燒室頭部突擴段后,氧化劑氣體和燃料熱解氣體不能充分燃燒,發動機的平均燃燒溫度大幅下降。In this paper, analysis and research have been carried out to deal with a lot of problems such as too low temperature for the reheating stream, too high temperature for the flue gas emitting from the furnace and too serious fly ash abrasion for the low temperature reheater of 670t / h coal - fired boiler in power plant
本文針對某電廠670t h鍋爐的低溫再熱器運行中存在的問題,即:再熱汽溫偏低;排煙溫度高;低溫再熱器飛灰磨損;低溫再熱器超溫爆管,進行了分析和研究。Thermochromic systems have numerous applications, including industry mechannicals, such as air - condition, mechannical of oil - refining ect, and color textiles, organic dyes too
但作為熱色性材料,它們還有些不足,如變色溫度偏低等。Discussion on lower temperature in top floor rooms using radiant floor heating system
地板輻射供暖頂層房間溫度偏低的探討Somewhat lower temperature phenomenon of main steam has been existing for a long time on boiler on. 5 in datang taiyuan co - generation power
摘要大唐太原第二熱電廠5號爐長期以來存在著主蒸汽溫度偏低現象。分享友人