飽和因子 的英文怎麼說
中文拼音 [bǎohéyīnzi]
飽和因子
英文
saturation factor- 飽 : Ⅰ形容詞1 (吃足) have eaten one s fill; be full 2 (充實; 飽滿) full; plump Ⅱ副詞(充足; 充分)...
- 和 : 和動詞(在粉狀物中加液體攪拌或揉弄使有黏性) mix (powder) with water, etc. : 和點兒灰泥 prepare some plaster
- 因 : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 飽和 : (在一定溫度壓力下, 溶液可含溶質的量達到最大限度, 不能再溶解, 泛指事物達到最高限度) saturation; saturated
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Determination of saturation v of fibre, saturation v of dyestuff and saturation factor in dyeing acrylic fibres with cationic dyes
陽離子染料染腈綸時纖維飽和值染料飽和值及飽和因數的測定方法Determination of saturation value of fibre, saturation value of dyestuff and saturation factor in dyeing acrylic fibres with cationic dyes
陽離子染料染腈綸時纖維飽和值,染料飽和值及飽和因數的測定方法Powerformer have some changes in constract with the conventional generator , subsequently it also have some new problems in order to have an economical , efficient , credible development and application the structure and the philosophy of electromagnetism of powerformer will be on speaking terms changes electrical design , magnetism design , thermal design and structural design are have some new changes above all , the electromagnetism parameter and the harmonic magnetomotive force of powerformer are studied in this paper first , it mainly utilizes analytics to deduce formula of slot leakage reactance it considers three instances , including monolayer - slot , multilayer isometric - slot and multilayer anisometric - slot then , the analytics and the fem are utilized to calculate slot leakage reactance of stator winding of prototype of powerformer and compare their results second , the theory of utilitzing fem to calculate the reactance of powerformer is simply introduced , including stable reactance , transient and subtransient reactance specially , the saturated influence of the stable reactance is considered then , the results are analysed final , it mainly introduces the influence of harmonic magnetomotive force of stator winding and analyses the harmonic magnetomotive force of stator winding then , it mainly analyse harmonic magneto - motive force of stator winding through arranging various arrays of stator winding and observe their influence
基於上述原因,本文對powerformer的電磁參數以及定子繞組諧波磁勢進行了研究。首先是用解析法推導出powerformer定子繞組槽漏抗的計算公式,考慮了單層圓形半閉口槽、多層等半徑圓形半閉口槽和多層不等半徑圓形半閉口槽三種情況,並對powerformer樣機的定子繞組槽漏抗用解析法和有限元法進行了計算,並比較其結果;其次,簡要介紹了有限元法計算powerformer電抗參數的原理,包括穩態電抗、瞬態電抗和超瞬態電抗,對穩態電抗考慮飽和影響,對結果進行分析;最後,介紹定子繞組諧波磁勢對電機運行性能的影響並對定子繞組諧波磁勢進行了分析。然後通過對定子繞組進行不同排列來分析定子繞組諧波磁勢,看看繞組排列對諧波磁勢的影響。The results show that ( 1 ) loops are in general more variable than stems, and in loops a strong adenine bias are observed : ( 2 ) there does not exist a saturation effect in stems, loops or all positions of the 16s rrna gene fragments : ( 3 ) in the molecular cladogram, bagarius forms a sister group with glyptothorax, and euchiloganis forms a sister group with pareuchiloglanis, and exostoma forms a sister group with glyptosternum : ( 4 ) the phlogenetic positions of pseudecheneis, exostoma and glyptosternum are not recognized ; the glyptosternoid fishes are not monophyly although they are defined by 13 osteological apomorphies ; the incongruence of cladograms between molecular and morphological sets may be caused by less informative sites of the 550 homologous sites ; ( 5 ) e. davidi and e. kishinouyei could be the same species according to the genetic distances ; p. sinensis and p. anteanalis could be too
結果表明: ( 1 )環區平均變異位點較莖區多,有很強的a偏好性; ( 2 )沒有替代飽和現象; ( 3 )分子系統樹上?屬和紋胸?屬構成姐妹群,石爬?屬和?屬構成姐妹群, ?屬和原?屬構成姐妹群; ( 4 ) ?屬、原?屬和褶?屬的系統發育位置不定, ? ?魚類並未形成一個單系類群;可能的原因是所得到的16srrna基因片段信息位點太少; ( 5 )青石爬?和黃石爬?可能是同一物種,中華?和前臀?可能是同一物種。The hwtx - i gene was chemically synthesized according to its known cdna sequence, the gene was inserted into vector ppic9k which contained aoxj promotor and the sequence of a secreting signal peptide - a - factor, the cloning ppic9k / hwtx - i was constructed and confirmed by two - step pcr and dna sequence analysis, then it was transformed into host strain gs115, a his + muts cell line was screened and multicopy transformants were screened by various g418 concentrations, the multicopy transformant was named gh1. gh1 was cultivated in flasks. after 6 days of induction by 0. 5 % methanol, the supernatant was checked by 16. 5 % tricine - sds page, which showed there was a band in the position of 3. 5 - 6. 1kd, then it was isolated and desalted by ultrofiltration followed by ion exchange of cm column, after reverse phase hplc of ci8 and vacuum drying, the purified rhwtx - 1 was obtained which was proved to be correct recombinant hwtx - i by tricine sds - page, maldi - tof mass spectrometry, amino acid composition analysis, the n - terminal amino acid sequence and its biological activity, the final field of the purified rhwtx - i was about 80mg / l, accounting for 23. 6 % of it total secretory proteins
將帶有hwtx -基因的ppic9k經blgii線性化后,轉化酵母宿主菌gs115原生質體后經篩選陽性克隆並經表型鑒定為his ~ + mut ~ s酵母菌,進一步用遺傳毒素g418篩選多拷貝的轉化菌株,命名為gh1 ;將gh1甲醇酵母菌用0 . 5的甲醇誘導表達,發酵上清經90飽和度的( nh _ 4 ) _ 2so _ 4沉澱, yw - 3 ( mwc03000 )的超濾膜超濾,再經cm陽離子交換, c _ ( 18 )反相hplc純化得到分子量為4kd左右的組分,其中4289 . 05的組分經質譜鑒定,氨基酸組成分析和序列測定為正確的表達產物,生物學活性表明其活性為天然毒素活性70 % ,表達量為80mg / l 。Based on 2 - d - optimum orthogonal design field experiment in the jointing - heading period of phleum pratense l., the results show that potassium content is the most productive on the seed yield, phosphorus comes next and nitrogen the least
摘要採用二因素d -飽和最優設計,通過貓尾草拔節抽穗期的根氮、磷、鉀和莖葉氮、磷、鉀的含量對其種子產量和產量因子進行灰關聯熵分析。The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either
在介紹逆系統理論的基礎上,詳細介紹了dfl理論,通過比較闡明了dfl理論其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器,通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門(考慮發電機的飽和因素)進行了對比,證實了採用此種控制器可以有效地提高電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。Silicon carbide is becoming the most promising semiconductor material for high temperature, high frequency and high power devices because of its superior properties such as wide band gap, high breakdown field, high electronics saturation drift velocity, and high thermal conductivity
Sic材料由於具有寬禁帶、高臨界擊穿電場、高飽和電子漂移速度、較大的熱導率等優良特性,因此成為製作高溫、高頻、大功率器件的理想半導體材料。Featured by wide band gap, high breakage electric field, high electron mobility, low dielectric constant, strong irradiation proof and excellent chemical stability, silicon carbide ( sic ), viewed as one of the most promising wide band gap semiconductors, is widely utilized in optoelectronic devices, high frequency and large power, high temperature electronic devices
被譽為最有潛力的寬禁帶半導體材料一sic ,因其具有禁帶寬度大、擊穿電場高、熱導率大、電子飽和漂移速度高、介電常數小、抗輻射能力強、良好的化學穩定性等優異的特性,被廣泛地應用於光電器件、高頻大功率、高溫電子器件。The levels of metallothionein synthesized in liver of the mice induced by different stress factors including trauma, starvation, zinc ( zn ) nutriment, cadmium ( cd ) poison, both zn nutriment and cd poison and different treating ways which were designed according to the time - effect and dosage - effect were detected by atomic absorb mean and sulfydryl saturation mean respectively
用鎘飽和法及巰基顯色法兩種方法檢測小白鼠肝臟mt的量,研究不同應激因子誘導小白鼠肝臟mt合成的對應情況,結果表明: 1鎘常規毒理實驗中,鎘對小白鼠腹腔注射的半致死劑量為2 . 12 ( 2 . 67 1 . 71 ) mg / kg 。" bridegrooms " - a medium - sized, tubular pasta shape, ziti is perfect for chunky sauces and meat dishes. it also makes wonderful salads, baked dishes and stir - fry meals
目前,市場上十分暢銷的深海魚油,其主要成分是不飽和脂肪酸心腦血管保護因子腦營養素。The observer makes use of motor parameters to estimate speed, but these parameters ( stator and rotor resistance, magnetizing inductance ) will vary because of the change of environmental temperature, iron loss and main flux saturation. so parameter variation will lead to the error of estimation, the purpose of this paper is to study the influence and the compensation of parameter variation
因為觀測器在估計轉速時利用的是電機的額定參數,而電機的參數(定子電阻、轉子電阻、勵磁電感)由於環境溫度的變化、鐵心損耗和主磁飽和的影響將發生變化,所以必然有估計誤差產生。Soil saturated capacity, capillary capacity, total porosity and capillary porosity showed the trend of the " u " during the successional course of artificial forest, namely, they reduced on the early successional stages, after picea reached mature forest, soil porosity recovered slowly. the content of natural water was mainly affected by capillary porosity. from soil chemical properties analysis, the content of soil organic, humus, ha, fa and ha / fa of topsoil was more than that of bottom layer
即人工雲杉幼林向成熟林演替階段,土壤飽和持水量、毛管持水量及總孔隙和毛管孔隙則減少,在40年生雲杉林達最低值,之後隨著雲杉自疏,微生態改善,林地凋落物分解加快,土壤飽和持水量、毛管持水量及總孔隙和毛管孔有上升的趨勢,毛管持水量是決定林地自然含水量的主要因子。This effect was gradually decreased with the increase of snte content in the pseudo - binary alloys as well as the increase of temperature, which is considered to be caused by the change of scattering mechanism, the saturation of carrier concentration as well as the ag atoms occupying the
隨著膺ti合金rfsnte含量和測試溫度的上升, ag摻雜的作用逐漸降低,胸二兒合金的性能逐漸惡化。其原因被認為是由於散射機制的改變、載流子濃度趨于飽和以及ag作為間隙原一了提供額外施主。Also, the degradations of n - mosfet and p - mosfet are compared and the increase of delay - time induced by device degradation is represented by introducing " time - index ", and the saturation effect and temperature characteristics of device degradation are described
另外,比較討論了p溝和n溝mosfet的退化,對器件退化導致的電路延遲增加則引入了「時間因子」的概念來加以明確的表徵;對器件退化的飽和效應和溫度特性也作了分析概述。For example, change the learning - factor dynamicly, avoid fake saturation phenomenon
例如:動態修改學習因子,避免假飽和現象。The study results show that the minimum ac flashover voltage decreases with the increase of the ice amount accreted on the insulator surface by an exponential law, and the down - trend of the minimum ac flashover voltage will slow gradually with the bridging of the shed of the insulators by icicles, both the average saturated ice amount and the special exponent m of effect of ice amount for different insulators depend on the radius of shed and the air - gaps of the sheds of the insulators, and that the ac ice flashover voltage decrease with the decrease pressure ratio p / p0 ( rise of the altitude ) by power - law for different esdd and icing - states when the altitude is from 4000m to 5500m. the special exponent n, which show the effects of altitude on the flashover voltage, is various with the type of insulator, icing - states and the surface status of iced insulator etc., and that the minimum ac flashover voltage of iced insulators decreases by power - law with esdd or the freezing water conductivity for different ice amount and atmospheric
研究結果表明:在不同海拔高度和等值鹽密esdd下,絕緣子的最低交流冰閃電壓均隨覆冰量的增加而呈指數規律降低;當覆冰量增加到一定程度后,最低交流冰閃電壓隨覆冰量增加而降低的趨勢趨于飽和;不同絕緣子串的平均飽和覆冰量及閃絡電壓的覆冰量影響特徵指數m均與絕緣子的盤徑和傘距等因素有關;在海拔4000 5500m之間,不同等值鹽密esdd和覆冰狀態下,絕緣子的交流冰閃電壓隨海拔高度的增加(氣壓的降低)與p / p0呈乘冪關系降低,氣壓影響特徵指數n與絕緣子類型、覆冰類型、覆冰表面狀況等因素有關;當覆冰量和氣壓一定時,絕緣子的最低冰閃電壓均隨著等值鹽密( esdd )或覆冰水電導率的增加而呈乘冪關系降低,並逐漸趨于飽和。Oxygen atoms in the air are known to actively react with the fresh gaas. it was observed that the ga - o bond is stronger than that of as - o and that ga atoms preferentially migrate towards the surface leaving vacancies behind in the subsurface region. this behavior can convert the subsurface layer into an as - enriched one
本文分析了硫鈍化后源漏飽和電流減小的原因,認為gaas表面極易被空氣中的氧原子氧化,由於ga - o鍵比as - o鍵結合的更緊, ga原子優先向表面移動,這導致亞表面層成為富as層。Contain polymer, constantly release moisturizing factor, instantly replenish water, balance skin at ideal moist level, prevent fine and dry lines ; combined with olive activating extract and natural whitening essence, instantly penetrate into deep tissue, whiten skin and make skin comfortable, natural, tender, white and bright
內含多聚體持續釋放保濕因子,迅速補充肌膚所需水分,令肌膚飽滿,幫助皮膚保持滋潤,維持皮膚理想水分平衡,從而防止細紋和干紋的出現;同時橄欖活膚萃取液和天然美白成份迅速滲入肌膚內層,瞬間美白肌膚,令肌膚舒爽自然,嫩白光澤。Several mechanistic studies indicated that the structural features necessary for the expression of mutagenic activity include a hydroxyl group at position c13 and an unsaturated bond joining the c16 and c17 carbon atoms of steviol
多項生理機能研究顯示,顯露基因突變的特性結構位於甜菊醇c13位置的羥基組,以及連結c16和c17碳原子的不飽和鏈。分享友人