量氣學 的英文怎麼說
中文拼音 [liángqìxué]
量氣學
英文
aerometry-
Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated
由於氣浮臺平衡調試方法和手段的限制,實驗過程中氣浮臺質心與轉動中心有一定的位置偏差,必將導致較大的重力干擾力矩,在辨識演算法的推導過程中,重點考慮了重力干擾力矩的建模和參數辨識問題,推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法,並對演算法進行了數學模擬和全物理模擬驗證。It has been used widely in many different subjects such as geoscience, material science, architectonics, surveying and meteorology
它在地球科學、材料科學、建築科學、測量學及氣象學等許多學科中都有廣泛的應用。Through expert s analysis, aloe contains rich natural protein, vitamin, chlorophyl and the neccessary microelements. it has effects of laxative, stomach care, detoxifcation, detumescence, acesodyne and diminish inflammation. so aloe is usually used to treat astriction, cold, cough, headach, car sickness, bronchia, gastric ulcer, liver disease, hypertension, diabetes, eczema, fleck, chilblain, scald, cancer, etc
經科學分析,它含有大量天然蛋白質、維生素、葉綠素、洛性酶和人體必需的微量元素及蘆蔡大黃素等七十多種成份,具有催瀉、健胃、通經、解毒、消腫止痛、清熱抗炎等作用,對便秘、感冒、頭痛、咳嗽、暈車、支氣管、胃瘍病、小兒厭食癥、肝病、出血癥、高血壓、糖尿病、濕疹、雀斑、凍瘡、燙傷、刀傷、癌癥等數十種疾病有療效。Quantitative tools for the examination of paleoceanographic data will be introduced ( statistics, factor analysis, time series analysis, simple climatology )
將介紹分析古海洋資料的定量工具(統計、因素分析、時間序列分析、簡易氣候學) 。By contrast, the carbon dioxide emanating from chinese coal plants will last for decades, with a cumulative warming effect that will eventually overwhelm the cooling from sulfur and deliver another large kick to global warming, climate scientists say
大氣學家說,與之相比,中國產煤所產生的二氧化碳卻至少存續10年,不斷累積的熱量將抵消硫的降溫作用而帶來更嚴重的全球變暖。Through cultivating the cochineal in 4 counties which belonging to tropical, south sub - tropical and mid sub - tropical zones, the life tables of the cochineal in each county are established and the survival percentage of each stage as well as the key factor of death in each climate type is studied. in the meantime, the sample of the cochineal of each county is collected to test the size, eggs and weight, through comparing these biological index, the best zones, better zones and other zones for cultivation of the cochineal are pointed out. on the basis of above study, the zones for cultivating the cochineal are marked out in yunnan province
在雲南熱帶、南亞熱帶、中亞熱帶三個氣候類型下的4個縣(市)放養胭脂蟲,應用生命表技術,研究各氣候類型下胭脂蟲的存活情況並分析出各氣候類型下胭脂蟲的主要致死因子,同時,採集各地培育的胭脂蟲樣品測定蟲體大小、懷卵量及重量,通過比較這些生物學指標,得出胭脂蟲的最適生區、次適生區及適生區,並以此為依據,對雲南省胭脂蟲的培育進行了區劃。Theoretical researches on solar activity, solar flare and cme were involved in many fields of foundational physics such as plasma astrophysics, magnetohydrodynamics ( mhd ) and so on. the forecast of solar activity, a main branch of space weather, was becoming more and more significant for preventing space disaster and for many aspects of space science
探索太陽活動的規律、太陽耀斑及其伴隨cme的先兆、觸發過程及能量傳播機制等等,從理論上推動了等離子體天體物理、磁流體力學等諸多基礎理論的發展,有著重要的理論意義;而對太陽活動的預報,是國際前沿科學?空間天氣學的重要組成部分,對避免空間災害、為航空航天科學提供服務等方面,具有重大的實際應用價值。This is no doubt due to the city ' s massive student and gay population, as well as its stupidly cheap prices for beer, and the constantly miserable weather, which would plunge the most even - tempered person into the blackest depths of vampire madness
毋容置疑,由於城市大量的學生和同性戀人群,以及那便宜得近乎可笑的啤酒和總是令人煩惱的天氣,就是最沉著穩健的人也會被打入那黑暗的像吸血鬼般瘋狂的深淵。Our next - generation high - resolution spectrometer is a novel combination of optics and electronics that is ideal for applications such as characterizing lasers, measuring gas absorbance, and determining atomic emission lines
我們下一代高解析度分光計,是一種新的光學和電子學器件的組合,對在激光特徵分析,測量氣體吸光率和確定原子散射線等領域的應用很理想。In this paper, the climatic variation features and spatial and temporal distribution of the flood and drought in zhejiang province were analyzed by using 36 monthly and seasonal station data during 1961 - 1999 observed over zhejiang province, 160 rainfall and temperature data during 1951 - 1999 observed over china, northern hemisphere 500mb height data during ! 961 - 1999, the planting and flood disasters area data in zhejiang province during 1949 - 1998. we used many method : calculated trend coefficient of rainfall and temperature, used eof, reof, ssa ( singular spectrum analysis ) and mem ( maximum entropy spectrum ) method and synoptic method. we first studied the climatic variation features of summer and autumn and characters of the flood and drought in zhejiang
本文用1961 - 1999年浙江省36個氣象觀測站的降水量和氣溫資料、 1951 - 1999年全國160站的降水量和氣溫資料、 1961 - 1999年500hpa月平均高度資料和1949 - 1999年浙江省11個地市的受災面積、成災面積、耕地面積等資料,通過計算趨勢系數、變量場eof分解、旋轉eof分解、奇異譜分析和最大熵譜分析等多種統計學方法和天氣學方法,研究了浙江省氣候變化特點及旱澇災害時空分佈的特徵。With an aim to arouse public awareness on the protection of underground utilities ( gas, water, drains, power, telecom, etc ) and work safety in road excavation, a series of open competitions will be jointly organized by hong kong institute of utility surveyors ( hkius ), the hong kong the hong kong association for the advancement of science and technology ( hkaast ), and utilityinfo institute ( uti )
為提高大眾市民保護地下設施(煤氣、水管、水渠、電纜、視訊等)及道路安全的認知,香港管線測量師學會、香港工程師學會安全工程專責事務委員會、香港科技協進會及香港工程網路資料管理中心現正聯辦一系列地下管線相關之大型公開比賽。It can be observed that the sediments of the holocene loess is continuous and thus it reflects the environmental change and human activities since the holocene. meanwhile, laoguantai profile is a perfect one because it lies in the periphery of the laoguantai cultural relics. on the basis of outdoor observation and indoor experimental analysis, the author selects proxy substitute indexes, such as grain - size, magnetic susceptibility, microelements, cacos and ph value, etc. moreover, the thesis also calculates and investigates the remains of human activities kept in the profile
為了盡可能準確地獲取該地區全新世以來的環境演變和人地關系演進的真實環境背景,本次研究在野外詳細觀測和大量室內實驗分析的基礎上,審慎地選取了多項用於再現古氣候環境的代用指標進行了分析,這些指標包括粒度、磁化率、微量化學元素(包括fe 、 rb 、 co 、 li 、 cr ; sr 、 ba 、 cd 、 sb ; bi 、 mn ; cu 、 zn 、 pb 、 ni ) 、碳酸鈣和土壤ph值等。So the flow field visualization in intake duct was realized. according to the experimental requirements, tow different transparent intake duct model were designed. a real - time holographic interferometry measuring system was developed, in which he - ne laser was used as light source, and a ccd ( charge coupled device ) video camera was used to grab the interferogram. a intake simulation system was build - up
本文根據研究要求,用甲基丙烯酸甲酯製作了兩種不同類型的進氣道透明模型;設計並建立了利用he - ne激光器做光源的實時全息干涉測量光學系統;設計了一套能夠模擬進氣道在某一氣門升程時的進氣系統,用mtv - 1802cbccd攝像機對干涉條紋進行了實時採集。The co, water vapor, ch4 and other minor gases have been measured in beijing since 1996 by lageo, institute of atmospheric physics, chinese academy of sciences, using an infrared grating spectrometer of moderate resolution. the observation site locates on the roof of the building of the institute of atmospheric physics located in the right north between the 3rd and 4th circles. the co and water vapor column contents have been measured during autumn since 1996, summers of 1997 and 1999, and through 2003, and ch4 column content for autumns of 1996, 1998, 2001 and 2002
自1996年以來,中國科學院大氣物理研究所中層大氣與遙感研究部利用中解析度紅外光譜儀系統,在北京市區北三環和北四環中路之間的中國科學院大氣物理研究所主樓樓頂進行了co 、水汽和ch _ 4等大氣微量氣體柱總量的觀測,獲得每年秋季( 10 、 11月) , 1997 、 1999年夏季和2003年一整年的co和水汽的資料: 1996 、 1998 、 2001和2002年秋季ch _ 4的資料。An advanced knowledge of quantum electrodynamics
高級量子電氣學知識It examines how atoms of a gas behave at extremely low temperatures, in a theory developed in collaboration with indian physicist satyendra nath bose
這份手稿研究了在超低溫情況下氣體原子的運動情況,這是愛因斯坦和印度物理學家玻色共同合作提出的有關量子學說的一項重要理論。There are a lot of data redundancy in massive scientific and statistical data ( e. g. they come from earthquake monitor, weather forecast, experiments about physics and chemistry etc ), which means the same data always exist in different places repeatedly. such redundancy not only wastes storage but also degrades the performance of query
海量科學與統計數據(例如:地震監測、天氣預報、物理化學實驗等數據)中存在著大量的數據冗餘,即相同的數據會在不同的地方多次重復出現,這不僅浪費了存儲空間,而且降低了查詢效率。Furthermore, we design a more compact photoacoustic spectrometer based on a waveguide coi laser. 2. the above systems are used to measure the ethylene production of apples, nectarines and cherry - tomatoes
微量氣體光聲光譜儀應用於生物學研究,分別測量了蘋果,油桃以及櫻桃西紅柿等在不同成熟期或遭受脅迫狀態下的乙烯產量,在揭示新的生物學規律方面做了有益的嘗試。In fact, it is not always the truth. because of bad ventilation and synthetic material, the concentrations of air contaminations indoors are even higher than that outdoors
由於不良通風和大量化學合成劑在建築材料中的使用,使得室內空氣污染物的濃度有時要高於室外。Because bad ventilation and a large amount of synthetic material used in the construction material, the concentration of air contaminations indoors are often higher than the outdoors
由於不良通風和大量化學合成劑在建築材料中的使用,使得室內空氣污染物的濃度常常高於室外。分享友人