篩分作用 的英文怎麼說

中文拼音 [shāifēnzuòyòng]
篩分作用 英文
sieving actoion
  • : 名詞[書面語] (植物名) sedge
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  1. Even so, by truncating hbv pres gene, we finally obtained some useful " " bailors ", either nontoxic or self - activating, and used them to fish dna fragments of hbv pres interacting protein ( s ) from an ad vector constructed human embryonic cdna library

    我們通過第回軍巨大學碩士學位論文對pres基因段截短的方法,獲得了對酵母細胞即無毒性,又沒有自激活的「誘餌」 ,通過它在酵母雙雜交系統中選構建於ad載體的人胎肝。
  2. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統析了影響黃河水位的水沙因素,及僅水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論析,將基本的非線性析方法、統計建模方法、隨機析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的選法,並改進了統計學中多因子(三個以上)方差析法;再次,將這一方法於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位;另外析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  3. Firstly, we study the construction of emotion - speech template database, and analyze the common features such as pitch, energy and formant. after choosing the useful features by using fuzzy entropy effectiveness analysis, we get better performance with the application of neural network. in addition, we propose some more efficient features such as speech rate, pitch slope, mel - frequency cepstral coefficients and its transient parameters, and design a processing model based on vector quantization for cepstral features to fusing different features

    本文首先介紹了情感語音數據庫的建立情況,然後研究了基音頻率、振幅能量和共振峰等目前常的情感特徵在語音情感識別中的,並且通過一種基於模糊熵的特徵有效性析方法進行了有效特徵的選,應人工神經網路建立了初步的語音情感識別模型,經過實驗發現特徵選后系統的識別效果有著一定程度的提高。
  4. It has been 40 years since dobereiner and ruschel isolated the nitrogen - fixing bacteria from the rhizosphere of sugarcance plants and demonstrated the potential of diazotrophs to associate with graminaceous plants. more recent evidence of significant biological nitrogen fixation in economical important graminous species, particularly sugar cane, rice and forage grasses, has induced tremendous interest in ni fixation by non - legumes

    本研究離、選得到一株固氮酶活性高且穩定,生長勢強的聯合固氮菌株,並對其類地位、形態及生理特徵、對環境的適應性及其對植物的促生效果和機理了系統研究,得結果如下。
  5. For the purpose of exploiting the affluent resource of traditional chinese medicines, rat pheochromocytoma pc 12 cells were used as a model to screen the neuroactive components from natural products. most of all, the effect of it on inducing the differentiation of pc 12 cells and / or execute the neuroprotective effect challenged by serum - deprivation and oxidative pressure, and its mechanism were studied in this paper

    本文以利我國豐富的天然藥物資源為目的,大鼠嗜鉻神經瘤細胞pc12為模型,選能模擬ngf的功能誘導pc12細胞化、對神經細胞有一定保護的天然藥物,並對其機制進行初步探索。
  6. The microgels of close monodispersity with different volume and cross - linking density can be prepared by using an inverse emulsion polymerization method. both artificial and natural materials, including zeolites, membranes, vesicles, liquid crystal, microemulsion, micelles, biopolymers, etc., have been used as template. the three - dimentional network structure and spherical morphology of polymeric microgels may guarantee the homogeneous of the structure of the composite, the size and the morphology of the various organic - inorganic composites with unusual structures

    在反相乳液聚合條件下,通過控制反應條件可以得到體積不同、交聯度不同的近乎單散的微凝膠,如同、單(多)子膜、囊泡、液晶、微乳液、膠束、生物大子等可為微納米無機材料合成模板一樣,高子微凝膠所特有的三維網路結構和球形形貌有可能對在其中進行的無機結晶或沉積反應施加限域和導向,從而控制所生成無機材料的形貌和大小,得到各種具有特異結構的無機-有機復合材料。
  7. The main beam of type 4sw - 40 potato digger easily engenders crack or breaking damage in the practical application. therefore, by means of modern test technology, the paper does some research on the vibration of the separating sieve and its influence on dynamic load of the main beam under the condition of laboratory

    4sw ? 40型馬鈴薯挖掘機在實際生產中主粱易出現裂紋或斷裂破壞。為此,本文提出在實驗室條件下,利現代測試技術,就的振動及其對主梁的動載研究。
  8. The series equipment versatillty, its performance had achieved the international advanced level, is at present is most effective, the practical reliable crushed stone machine, is suitable specially for the manufacture grinding compound, fireproof the matreial, the cement, the quartz sand, the emery, the stove are cut broken glass the power, the copper ore, the concrete aggregate and so on many kinds of, the crisp materials on the control granulated substance machine energy conserva tion 50 %, is in the present world system qranulated substance equipment

    物料由機器上部垂直落入高速旋轉的葉輪內,在高速離心力的下,與另一部以傘狀形式流在葉輪四周的物料產生高速撞擊與粉碎,物料在互相撞擊后,又會在葉輪和機殼之間以物料形成渦流多次的互相撞擊、摩擦而粉碎,從下部直通排出,形成閉路多次循環,由設備控制達到所要求的成品粒度。
  9. The theory hypothesis of " pore restriction " is first proposed in this paper. during polymerization, one end of linear molecule inserts the channels of zeolite to form hard end through chemical bond or supermolecule acting force, the other end forms soft end through condensing or polymerizing with other monomer molecule. on the basis of the theory hypothesis, a kind of novel pattern of organic - inorganic composite materials - pu / zeolite composite materials - has been designed

    本文首次提出了「孔約束」的理論假說,即在高子材料聚合過程中,線型子的一端通過化學鍵或超力插入的孔道中形成硬端,而另一端則與其它單體子縮合或聚合形成高子材料的軟端;在此假說的基礎上,設計了一類孔約束型有機?無機復合高子材料的新模式,即聚氨酯/沸石復合材料。
  10. At first, 1. 67 u g per well mcab all was coated on three wells of a plate, and then 1. 5 x 1011 phage virion was diluted and added, after incubating with the target, wash away unbound phage by tbst ( 0. 1 % tween - 20 ), the bound phage was eluted with ph 2. 2 tris - gly buffer and amplified, the specially bound phage was enriched by taking through addition binding / amplification cycles. ln the following cycles, the stringency of panning can be increased by raising the concentration of tbst or decreasing that of mcab all, collecting and titering the washing phage of last time and output phage in each round, the selective ratio and the false positive rate of each round were worked out, the gradually increasing of selective ratio and decreasing of positive rate shows that the panning was effective. after 4 rounds of panning, 11 phage clones were selected after competitive - ellsa, the dna samples of 8 positive clones and 1 negative clone were sequenced and all the foreign peptides inserted was also deduced, a clear consensus binding sequence emerged

    在本實驗中,利隨機12肽庫對抗豬瘟病毒( classicalswinefeverviruscsfv )糖蛋白me2的單抗a11進行表位選,經過四輪選以後,隨機挑取11個克隆競爭- elisa檢測,結果表明,所挑11個克隆中,有9個克隆能對me2蛋白和a11反應產生抑制,抑制率最高可達64 ; dna測序以後經過dnastar軟體析,發現它們的核心序列為anwralsl ,該核心序列與豬瘟病毒e2蛋白的28 - 35位氨基酸ttwkeysh具有同源性;夾心- elisa檢測和western - blotting試驗均證明所挑陽性克隆能被a11所識別;人工合成含核心序列的多肽經間接elisa試驗證實,也能被a11識別。
  11. It has high selectivity in adsorpting water, polar molecule or polarizable molecule on account of the existing of mighty coulomb field and polar interaction in the internal of crystal cave of zeolite, the high electric field gradient and the uneven surface caused by the exposure of exchangable cation of equilibrium framework negative charge in framework structures

    由於晶穴內部有強太原理工大學碩士學位論文摘要大的庫侖場和極性,再加上骨架中大量平衡骨架負電荷的可交換陽離子的暴露造成的高電場梯度及表面的不均性,使其對水、極性子及可極化的子具有高選擇的吸附性能。
  12. In aqueous solution, interaction between crude venom and different bacteria including gram - positive bacteria, i. e. streptococcus mutans, streptococcus aureus, and gram - negative bacteria, i. e. e. colik12, was investigated in detail. molecule weights of multiple proteins were identified as 110kda, 47kda, 24kda, 23kda and 15kda by sds - page, respectively. it had little influence on extraction of snake venom proteins by the same cells of streptococcus mutans even used for 10 cycles

    其次,在利s . mutans離細菌特異性抗體的基礎上,首次利細菌蛋白,將革蘭氏陽性菌( s . mutans和s . aureus )和革蘭氏陰性菌( e . colik12 )別與蘄蛇蛇毒相互,發現有五種蛇毒蛋白能夠與細菌相互,其子量別為110kda 、 47kda 、 24kda 、 23kda和15kda ;同時表明s . mutans菌體能夠多次與蛇毒相互,並且對蛋白的結合沒有影響。
  13. Minyu low head screens are horizontal screens to which an extremely powerful linear vibrating motion is imparted by two unbalanced eccentric shafts and weights. the screens ecciciently handle a large amount of materials. resist clogging, and suit best for classifying small granules. some features of the mlh screen are as follws

    振動-振動是利電動激振器或偏心軸偏心塊為振動源,使物料在振動網上被拋起,振動同時向前直線運動或做橢圓運動及復雜運動,以合理匹配的振動網達到目的。
  14. Geotextiles and geotextile - related products - screening test method for determining the resistance to hydrolysis in water

    土工織物及其相關產品.測定耐水解試驗方法
  15. Geotextiles and geotextile - related products - screening test method for determining the resistance to hydrolysis in water ; german version en 12447 : 2001

    土工織物和土工織物相關產品.測定耐水解
  16. On the basis of the study of the theory and appraise method on land use in the small towns from home and abroad, this paper at first conducts a deep study on the development and role of the small towns, indicating that its development has sawn an uneven development phrase and becomes a carrier of the enterprises, a pool of surplus laborers, a hub of material exchanges between the rural and urban areas, a base of spiritual civilization, an important way to achieve urbanization. second, it conducts a study on the situation and features and the problems the land use, indicating that the efficiency of the land use is low, which has a direct influence on the development of agriculture and the role of the small towns. and the study of the demand of the land indicates the shortage of land is serious, and the small town must rationally use the land and increases its intensive role and the economical efficiency to meet the demand

    析國內外已有關于小城鎮土地利的理論與評價方法的基礎上,首先對小城鎮在我國的發展、地位和進行了深入的析,判明我國小城鎮發展經歷了一個曲折向上的發展階段,已成為鄉鎮企業的載體,農村剩餘勞動力的蓄水池,城鄉物資交流的樞紐,農村精神文明的基地,是我國城市化的重要途徑;其次,對小城鎮土地資源利現狀和特徵進行了探討,並對發展小城鎮建設導致的土地利問題進行了剖析,表明目前我國大多數小城鎮土地效益和規模效益低下,佔耕地過多,直接影響農業的發展,影響小城鎮的地位和;通過小城鎮土地供需析研究表明,我國土地短缺十嚴峻,小城鎮土地需求缺口較大,小城鎮必須合理利現有土地,增強集約功能和土地經濟效益,從而緩解需求壓力;最後,論文通過運特爾菲法,描述統計析法、多元統計析(主成析)法和系統析法中的層次析法( ahp )等一系列方法,結合定性和定量兩方面,從土地質量、土地資源數量與結構、土地經濟效益、環境效益、社會效益等五個方面進行析,選、建立了土地資源利評價指標體系,在因子評價的基礎上,建立了土地利綜合評價模型,並給出了評價過程和方法。
  17. The series feeder is in front of selecting machine, as a function to pre - selecting, as to strengen the capability of primary crushing

    該系列給料機於粗碎破碎機前大塊物料的均勻給料,同時由於棒條面的,又能除掉泥土等細碎物料,達到預功能,能夠提高粗碎能力。
  18. Modification effect of non - skeleton elements on performance of zeolite catalyst

    非骨架元素對裂化催化劑性能的調變
  19. Product info : the vibrating screen with circular motion is specially designed for quarry to separate crushed stone material into different sizes, and is dressing, cibstruction matefial, elecric and chenueal industies. it has a feature of advanced structure, powerful vibrating forces, low vibration noise, easy maintenance, high durability and etc

    上海林滬實業有限公司專為採石場料石設計生產的「山友」牌系列振動,運動軌跡呈圓周,也可於選煤選礦建材電力及化工部門等產品,本公司產品具有結構先進激振力強振動噪音小易於維修堅固耐等特點。
  20. Involve in the screening and identification of susceptibility genes by using a large - scale case - control study and association method, functional investigation will be also carried on focused on the genes with significant implification

    基於大規模病例對照研究和關聯研究,利人類單體型計劃和環境基因組計劃的最新研究成果,使新型遺傳統計學析軟體,進行鼻咽癌易感基因的選,研究環境遺傳在鼻咽癌發病中的交互,對選到的基因進行相關功能學研究。
分享友人