碳的濃度 的英文怎麼說
中文拼音 [tàndenóngdù]
碳的濃度
英文
carbon concentration- 碳 : 名詞[化學] (非金屬元素) carbon (c)
- 的 : 4次方是 The fourth power of 2 is direction
- 濃 : 形容詞1. (液體或氣體中所含的某種成分多; 稠密) dense; thick; concentrated 2. (程度深) (of degree or extent) great; strong
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
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The development of renewable amperometric is a possible way to circumvent the problem. here, antigen ( antibody ) is immobilized with graphite ( carbon ) and carrier on a transducer, the analyze is measured through on enzyme catalytic reaction after sandwich or competitive immunoreaction
將抗原(抗體)與石墨或者碳固定在載體材料中,在一個競爭性的或者夾心式的免疫反應后,將酶標抗原(抗體)鍵合在傳感器表面,通過一個酶催化反應來確定待測抗原(抗體)的濃度。The development of renewable amperometric is a possible way to circumvent the problem. here, antigen ( antibody ) is immobilized with graphite ( carbon ) and carrier on a transducer, the analyze is measured through on enzyme catalytic reaction after sandwitch or competitive immunoreaction. the surface of immuno - sensor can be renewed by used in a new immunoassay
將抗原(抗體)與石墨或者碳固定在載體材料中,在一個競爭性的或者夾心式的免疫反應后,將酶標抗原(抗體)鍵合在傳感器表面,通過一個酶催化反應來確定待測抗原(抗體)的濃度。Effect of carbon source concentration on mechanical properties of hfcvd diamond thin film coated tools
碳源濃度對金剛石薄膜塗層刀具性能的影響The xylanase activity of the mutant kept stable after 10 generations. after orthogonal designing experiment, the optimum fermentation conditions of a. niger j 506 were obtained, which is as followed : concentration of the major carbon resource 4 %, ratio between bran and corncob 5 : 5, concentration of glucose 0. 1 %, concentration of ammonium oxalate as supplemental nitrogen resource 2. 0 %, the initial ph of liquid medium 5. 0, 100ml / 250ml flask
經過正交試驗設計,得出突變株a . nigerj506產木聚糖酶最佳的工藝條件為:主碳源濃度4 、麩皮與玉米芯的比例為5 : 5 、輔加碳源葡萄糖的濃度是0 . 1 、輔加氮源草酸銨的濃度是2 . 0 ,培養基初始ph為5 . 0 , 250ml三角瓶的裝液量為100ml 。The important parameters, namely the ph of solution, the concentration of 4 - bapta and the supersaturation of cacco3, were systematically studied
對其中重要的參數(溶液的ph值、 4 - bapta的濃度、碳酸鈣的過飽和度)對晶體形貌和結晶狀態的影響進行了系統的研究。In 1995, however, harvard university researchers uncovered evidence that convinced many people that co2 levels were too low to have kept the early earth warm
然而,美國哈佛大學的研究人員於1995年揭露的證據,讓許多人相信當時二氧化碳的濃度還是太低,不足以使早期的地球保溫。The main effect factors include : 1. microbial species, which seem to have different degradation rate under varied circumstances and n - alkanes ; 2. physical and chemical properties of crude oil itself, which have an important effect on biodegradation, such as conglutination, boiling point, refractive index, ingredient and concentration of the oil ; and 3. culture condition of microorganism, under which the degrading activity of microorganism will be affected by surfactant, light condition, sorbent, nutrition, co - metabolite, oxygen, temperature and salinity during the inoculation of selected or indigenous microorganisms
其中主要影響因素包括:菌種的影響,菌種在不同的環境中和對不同碳鏈長度的碳氫化合物表現出不同的降解效率;石油物質本身物理化學特性的影響,如石油物質在水體或土壤中的濃度以及石油的粘度、沸點、折射率等特性;生存環境條件的影響,在接種入高效率的降解菌或利用土著微生物進行降解時,降解率受到生存環境中各種條件的影響,如表面活性劑、光照條件、吸附劑的利用、營養鹽、共代謝底物、氧氣、溫度、鹽度等。A team led by stanford university scientists reconstructed dietary sources of recent and ancient condors by measuring carbon and nitrogen isotope concentrations in feather and bone remains
由史丹佛大學科學家所率領的小組,測量了禿鷹遺骸的羽毛及骨骼中,碳及氮同位素的濃度,而重建了古今禿鷹的食物來源。In this paper the anode porous diffusion layer model of dmfc for mass transfer has been described on the basis that all components are gaseous and well mixed. the purpose of the model is to determine the variation in concentration of species in the diffusion layer and thus the concentration of the reactive species at the edge of the reaction layer
本文還推導出了氣相進料的dmfc陽極多孔擴散層模型,模型詳細描述了甲醇,水以及二氧化碳在擴散層中的傳遞和反應,使用本模型可以確定各種物質在陽極多孔擴散層中濃度的變化,並可由此確定氣體擴散層催化劑層邊界處反應物質的濃度。Process carbonaztion analyzer for continuous measuring of dissolved carbonation in soft drinks, mineral water, beer and wine. an automatic control system may be added to the unit
啤酒,礦泉水及碳酸飲料在充填二氧化碳階段的製程中,可應用此儀器連續自動監測溶解于飲料中之碳酸濃度,該自動監測儀器具備有可附加自動控制系統之功能The optimum conditions of preparation were as fellows : the concentration of zinc sulfate solution of 1. 8 - 2. omol / l, the concentration of ammonium bicarbonate solution of 1. 4 ~ 1. 6mol / l, the time of ultrasonic radiation of 25 ~ 30min. iv. preparation of active zinc oxide by means of microwave radiation to calcine precursor of basic zinc carbonate firstly, and a mechanism on preparation of ultra - fine active zinc oxide by means of microwave radiation has been investigated emphatically as well as the effects on quality of ultra - fine active zinc oxide have been analyzed and discussed in detail, the time of microwave radiation was 7 ~ 16 min ; comparing microwave radiation calcining with conventional calcining, the calcining time of microwave radiation was one thirty to one twenty, the calcining time shortened hugely, energy consumption saved hugely, the quality of product improved
首次引入超聲波輻射制備超細活性氧化鋅前驅體堿式碳酸鋅新技術,研究了超聲波輻射制備前驅體堿式碳酸鋅的機理,並分析和討論了影響前驅體質量的各種因素,確定了最佳的前驅體制備條件為:硫酸鋅濃度為1 . 8 2 . 0mol / l ,碳酸氫銨的濃度為1 . 4 1 . 6mol / l ,超聲波輻射25 30min ; 4 、首次採用微波加熱煅燒前驅體堿式碳酸鋅制備超細活性氧化鋅的新技術,研究了微波輻射加熱煅燒前驅體制備超細活性氧化鋅的機理,並分析和討論了影響活性氧化鋅質量的各種因素,確定了最佳的超細活性氧化鋅制備條件為:微波加熱煅燒時間為7 16min ,與傳統煅燒方法相比,煅燒時間僅為傳統的1 30 1 20 ,大大縮短煅燒時間,節省能耗,提高了煅燒產品的質量; 5 、完成了從鋅浮渣中制備超細活性氧化鋅的小試試驗和擴大試驗。Cfc - 11 and cfc - 12 have the highest concentrations of the man - made chlorocarbons, around 0. 27 and 0. 55 ppbv, respectively measured at mauna loa in 1997, fig. 5 6. as indicated in their gwp values, these two gases are strong infrared absorbers
在多種人造的氯氟碳化合物中,以cfc - 11及cfc - 12的濃度最高,分別約為0 . 27及0 . 55ppbv量度于冒納羅亞觀象臺, 1997 ,見圖五和六。According to the general principles of biomineralization, we used many functional organic templates, which can efficiently interact with caco3 crystal, to control the crystal form and the morphology of caco3. many systematic studies o f the influence of various experimental parameters, such as ph of solution, concentration of additives and caco3, temperature, aging time, etc., on the morpho - logy and size of caco3 crystals are investigated
我們系統地分析了各種實驗參數,例如溶液的ph值、有機大分子的濃度、碳酸鈣的濃度、環境溫度、陳化時間等對碳酸鈣粒子形貌及大小的影響,合成出了一系列具有奇異形貌的碳酸鈣材料,豐富了碳酸鈣形貌的種類,並對這類材料的礦化機理進行了較深入的研究。Antiquities can be dated by measuring their natural radioactivity. popular techniques include " carbon - 14 dating " and " thermoluminescence dating ". they are useful tools in geological, anthropological and archaeological researches
透過量度古物內天然放射性物質的濃度,我們可以鑒定古物所屬的年代,常用的技術包括碳- 14定年法和熱釋光定年法,對地質學人類學及考古學的研究都有莫大的幫助。Antiquities can be dated by measuring their natural radioactivity. popular techniques include " carbon - 14 dating " and " thermoluminescence dating ". they are useful tools in geological, anthropological and archaeological researches. carbon - 14 is produced when cosmic rays bombard the atmosphere
透過量度古物內天然放射性物質的濃度,我們可以鑒定古物所屬的年代,常用的技術包括碳- 14定年法和熱釋光定年法,對地質學、人類學及考古學的研究都有莫大的幫助。Abstract : carbon dioxide was introduced into the wheat bulk stored in a brick silo through a duct system and was recirculated for even distribution till co2 concentration to 70 96 in wheat bulk
文摘:二氧化碳被導入一管道系統並使其在磚筒倉的糧堆內逐漸均勻分佈,直到其在糧堆中的濃度達70以上。This research is by the supercritical fluid installment, separately surveys three kinds of dispersive dye in the different contact temperature and the pressure, dissolves in the supercritical carbon dioxide the density, appraises under each kind of condition, supercritical carbon dioxide fluid to dye solubility influence
摘要本研究系以超臨界流體裝置,分別測量三種分散性染料在不同接觸溫度和壓力,溶於超臨界二氧化碳中的濃度,評估在各種條件下,超臨界二氧化碳流體對染料溶解度的影響。The analytic results of the effects on the micromorphological structure of the film by the electrochemical condition ' s showed that the carbon is apt to improve the boundary combination between the scfs and the surface of the cathode and the seperation of the films, and that the micromorphological structure of the mpgcfs is greatly affected by the dring and the power voltage, which remarkably affluence ion move in swelling cathode film, and that higher temperature and concentration of cu2 + in the medium solution are also advanagable to the deposition of cu in scfs. the plot of deformation behavior of mpgcfs showed that the maximum strench ratio decreases and the brittleness increases due to the existence of the metal phase, and that the strengh trend of the composite films is fistly up and down followed with the content of metal phase because of the change of the role of the metal phase from acting as the physical cross - linking to weakening the films due to destroying the whole structure of the polymer
另外它作為基體的另一個突出的優點是制備的溶脹復合膜( scf )中的溶劑與電解液中的溶劑相同都是水,克服了以前膜內外不同溶劑之間擴散的問題,結果使得電流最終趨於一種穩態,因此可以更好實現用電化學條件來控制mpgcf的形態結構;硬質石墨材料的多孔的結構和石墨本身的結構性能特點使得碳作為陰極材料時有利於溶漲復合膜( scf )與電極表面的結合以及膜的剝離,因此是作為陰極的理想材料;電化學條件中的乾燥程度和電壓能夠明顯的影響離子在膜內的遷移,從而對mpgcf的形態結構造成較大的影響;而提高反應溫度和增大電解液中銅離子的濃度也有利於銅在膜中的沉積生長。Not only will carbon dioxide levels be at the highest levels for 24 million years, but global average temperatures will be higher than for up to 10 million years, said chris thomas of the university of york
約克大學的克里斯托瑪斯說,不僅二氧化碳的濃度將是2 , 400萬年來最高,全球平均氣溫也將是1 , 000萬年來最高。Carbon monoxide reduces the oxygen carrying capacity of red blood cells. the health effects depend on the duration of exposure and the concentration of carbon monoxide inhaled
一氧化碳會降低紅血球的帶氧能力,它對健康所造成的影響則視乎身體接觸一氧化碳的時間長短,以及吸入一氧化碳的濃度。分享友人