超顯性 的英文怎麼說

中文拼音 [chāoxiǎnxìng]
超顯性 英文
overdominance
  • : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
  • : Ⅰ形容詞1 (明顯) apparent; obvious; noticeable; evident 2 (有名聲有權勢的) illustrious and inf...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 顯性 : [生物學] dominance顯性性狀 dominant character; 顯性修飾因子 dominigene; 顯性遺傳 dominant inheritance
  1. And then facing the problem of the channel estimation of the adaptive modulation system, we conclude out the channel estimation algorithms on maximum likelihood ( ml ) estimation and maximum a posteriori ( map ) estimation under the condition of flat fading channel and selective fading channel in detail. to meet flat fading channel, we simulate the relationship of the ratio between the error covariance in map estimation and ml estimation and pilot symbol message length. the conclusion can be drawn from these results

    接著,對自適應調制系統中的通道估計問題難點,詳細推導了平衰落通道條件下和選擇衰落通道條件下最大似然( ml )估計和最大后驗概率( map )估計演算法,針對平衰落通道,我們模擬了map估計和ml估計的方差與導頻符號長度的關系,模擬結果表明,錯誤方差受多譜勒頻率的變化影響最大,並且對實際的自適應調制系統,導頻符號長度的取值過20個符號長度時, map通道估計明優于ml通道估計。
  2. Results show that : ( 1 ) for each particle size of andalusite, variation tendency of the properties of the material is generally the same : the maximum of bulk density, compressive strength and rupture strength appears in the range of 5 % - 10 % content of fiber, these properties of the material remarkably decrease as the fiber content exceed 10 % ; while at the same fiber content, the properties of the material increase with the increase of firing temperature

    結果表明: ( 1 )對于不同粒度的原料,能變化規律大致相同:在同一燒成溫度下,體積密度、常溫耐壓強度、常溫抗折強度在5 10之間出現峰值,加入量過10之後材料的能明下降;在相同的纖維含量下,隨著燒成溫度的提高,試樣的各項能均有所上升。
  3. Leading by professor yang weizhong, gamma knife center of neurosurgery of affiliated xiehe hospital in fujian medicine university introduced world leading operation navigation system, micro - operation system and ultrasonic operation devices, etc. selective cerebral artery tumour chemotherapy, embolism treating brain blood vessel disease were successfully applied and publicly recognized highly difficult neurosurgery operation is mastered like avm, aneurism, brain tumour, sponge tumourm, blood vessel tumour and other tumours

    福建醫科大學附屬協和醫院神經外科及伽瑪刀治療研究中心在楊衛忠教授領導下,引進了國際先進的手術導航系統微手術系統和聲手術系統等先進設備。成功地應用導管技術開展選擇腦動脈化療顱內腫瘤介入栓塞治療腦血管病熟練掌握神經外科公認的高難度手術如avm動脈瘤腦干腫瘤海綿竇腫瘤血管腫瘤三腦室前後部腫瘤枕大孔區腫瘤等。
  4. According to the research of physiological and biochemical indicators or index, components of soluble proteins, substrate protein of phosphorylation and the activity of protein kinase in low - temperature stress in the leaves of brassica oleracea l., we tried to find the law of the physiological and biochemical response of brassica oleracea l. leaf to low temperature. at the same time, discussion on the signal transduction can also provide further evidences for revealing the mechanism of low - temperature stress. the results are showed as follows : malondialdehyde ( mda ), superoxide dismutase ( sod ), ascorbate peroxidase ( asp ) and peroxidase ( pod ) activities were changed greatly after 0 ~ 30min ' s treating with low temperature

    本文以甘藍葉片為材料,通過對低溫5脅迫下甘藍生理生化指標、可溶蛋白組分以及磷酸化底物蛋白、蛋白激酶活的研究,以期找出甘藍葉片對低溫脅迫的生理生化響應規律,為甘藍露地越冬栽培防範寒害提供理論指導,同時對低溫脅迫下甘藍逆境信號傳導進行了探討,從而為徹底弄清低溫脅迫機理提供進一步的證據,研究的主要結果如下:丙二醛含量( mda ) 、氧化物歧化酶( sod ) 、抗壞血酸過氧化物酶( asp )和過氧化物酶( pod )活在低溫處理0 30min發生著變化,低溫處理3min后,甘藍葉片內mda含量基本沒有變化,處理5min時出現第一個峰值,達到對照的104 . 10 , 10min出現低谷,僅為對照的86 . 27 ,隨后再次上升, 30min時過第一峰值,為對照的113 . 93 。
  5. The results of research on the workability of hbc concrete show that hbc concrete, when compared with opc concrete, has excellent compatibility with superplasticizer, in terms of better initial fluidity, less slump loss, definite saturation point and less dosage at saturation point. in addition, good mineral admixture such as i class fly ash can obviously improve the workability of hbc concrete. moreover, hbc concrete exhibits more excellent workability under the condition of low w / c ratio, which indicates hbc is more suitable for making super high strength concrete whose w / c ratio is very low

    對高貝利特水泥高能混凝土工作能的研究結果表明,高貝利特水泥與高效減水劑具有良好的適應,表現為初始流動度較大,經時損失較小,具有明的飽和點且飽和點摻量較小;此外,優質的礦物摻和料如一級粉煤灰能明改善hbc混凝土的工作能;更為突出的是hbc混凝土在低水膠比的情況下表現出更為優異的工作,這一特預示著高貝利特水泥更適宜配製水膠比很低的高強混凝土。
  6. The b lymphocyte stim lator ( blys ) also known as baff, tall - 1, thank, ztnf4, is the most recent addition to the tumor necrosis factor family ( tnf ) ligands. blys induces both in vivo and in vitro b cell proliferation, differentiation and immunoglob lin secretion. meanwhile, it also strongly suppresses the growth of tumor cell lines. the over - production of blys is associated with the development of certain autoimmune disease, such as systemic lupus erythaematosus ( sle ), rheumatoid arthritis, myasthenia gravis, sj greh ' s syndrome

    人b淋巴細胞刺激因子( hblys )是1999年發現的腫瘤壞死因子家族成員。最早發現其可誘導腫瘤細胞凋亡,之後發現它是一個強有力的b細胞共刺激因子,它在體外及轉基因動物體內可明刺激b細胞的生長,免疫球蛋白分泌,並導致動物自身免疫改變。
  7. Study of " ph memory " and activity water ( aw ) in processing of immobilization indicates that former factor has much effect on transformation and the latter just has little effect. permeabilization treating of baker ' s cell with alcohol and ultrasonic leads to lower transformation rate, which illustrates that permeabilization procedure has negative role on biotransformation with whole cell as biocatalyst in organic solvent. in simple dynamics research amount of biocatalysu concentration of substrate and reaction course are considered and all of them have remarkable effect on transformation

    Ph記憶、水活度及通透處理的實驗結果表明, ph記憶對轉化有明的影響,水活度對模型反應的影響不大;作為完整細胞生物催化,細胞的通透可能是傳質阻力的重要組成部分,利用不同濃度的乙醇和聲波對細胞進行處理,結果表明,在有機相完整細胞生物催化中,通透處理對轉化產生的是負面影響。
  8. When the specimens are deformed in a long time at the optimal superplastic deformation condition, the microstructure is coarsened sharply. if the deformation time is shortened properly or the deformation temperature is decreased appropriately or strain rate is increased, homogeneous and fine equiaxed crystal microstructure can be obtained

    在最佳條件下長時間變形時,合金微組織將發生明粗化,適當縮短變形時間、或適當降低塑變形溫度及提高應變速率,可得到均勻細小的等軸組織。
  9. ( 3 ) jianchaling ultrabasic intrusion belongs to magnesian ultrabasic simple rock - body, close related with yangzi block in space, which formed in the interim of proterozoic active tectonic zone to phanerozoic orgenic belt

    ( 3 )證實煎茶嶺巖體為含鐵的鎂質單式巖體,空間上與揚子地塊關系密切,形成於新元古代由元古宙活動帶向生宙造山帶過渡時期。
  10. Twenty f1 combinations crossed among 5 varieties and strains different in fiber properties according to complete diallel crossing design were used to evaluate the heterosis and gene action of boll weight and lint percentage in high quality fiber property varieties in upland cotton in 1998 1999 for two year successively at nanjing. it was indicated that there existed small interactions with the environmental factors without maternal effects and the additive gene effect was in chief, attaining to 51. 2 % and 65. 4 % respectively for boll weight and lint percentage. the dominant effect was also in higher rate, 32. 6 % and 16. 8 % respectively. the population mean heterosis of boll weight and lint percentage over the mid - parental mean were relatively prominent 13. 3 % and 3. 5 % respectively in extreme significance. however, boll weight showed no significantly surpassing parental f1 heterosis over the better parent based on population mean ( 2. 0 % ) ; while the lint percentage expressed significant negative heterosis value ( - 2. 1 % ). the gene actions were in conformity with the heterosis expression. it was shown clearly that the f1 combinations crossed between parents with similar performances had relatively high dominant effects and significant positive f1 surpassing parental heterosis ( f1 heterosis over the better parent ) ; while no f1 combination crossed between the parents with prominent mutual difference surpassed the higher parent in yield components, which indicated that among those parents with less difference and close relationships, there still existed sufficient genetic variation or certain mechanism for creating variation and achieving greater advances in breeding. correlation analyses also indicated that there still existed severely undesirable negative correlation between yield and fiber properties as well as the difficulties for their simultaneous improvements

    利用5個具有不同纖維品質狀的品種(系)配製完全雙列雜交組合20個,通過親本和f1的2年隨機區組試驗發現產量狀的鈴重和衣分與環境的互作效應小,不存在母體效應,並以加遺傳效應為主,分別占表型方差的51 . 2 %和65 . 4 % ;遺傳效應所佔的比率也較高,分別為32 . 6 %和16 . 8 % .鈴重和衣分的群體平均優勢較大,分別為13 . 3 %和3 . 5 % ,達到了極著;鈴重的親優勢為2 . 0 % ,不著;衣分為著的負值( - 2 . 1 % ) .遺傳分析與雜種優勢結果一致.具體表現在產量狀上,親本相當配製的組合雜合較高,其親優勢正向著,而極值親本(差異較大)所配組合沒有過高親的.這表明親本差異小、親源關系較近的親本中仍然存在足夠的遺傳變異或某種機制以創造變異使育種取得更大的進展.相關分析表明了仍然存在嚴重的品質與產量的負相關,遺傳改良的難度較大
  11. It exploits the structured of the hessian matrix of the objective function sufficiently. an attractive property of the structured bfgs method is its local superlinear / quadratic convergence property for the nonzero / zero residual problems. the local convergence of the structured bfgs method has been well established

    它們充分利用了目標函數的hesse矩陣的結構以提高演算法的效率,該演算法的著優點是對于零殘量問題具有二階收斂而對于非零殘量問題具有收斂
  12. Especially, his opinions on the reformation of the state ownership and the establishment of the market mechanism broke through the forbidden zone of the traditional economics

    他的關于所有制改革特別是國有制改革的理論和實施步驟,以及關于運用市場經濟體制以替代原有的指令計劃經濟體制的理論和政策、策略都具有重大的突破和明
  13. The effects of temperature and strain rate were analyzed too. furthermore, the tensile fracture surface of tc6 titanium was analyzed by sem

    分析了tc6鈦合金在變形過程中不同變形溫度、初始應變速率對流變應力的影響規律,並且對變形溫度、初始應變速率在tc6鈦合金變形中的進行了探討。
  14. The nickel deposits in china can be sort into three kinds, i. e. the ultra - basic related, ultrabasic - basic related, and neutral - basic related, of which present obvious specialty on magmatic origin and geochemistry

    特別是將我國與侵入巖有關的鎳礦床分為與巖有關、與?基巖有關和與中?基巖有關的三類,表現出明的巖漿巖成礦專屬和地球化學專屬。 3
  15. The results have indicated that this titanium has a strong ability in superplastic, the fractographics presented big and deep dimple, so the alloy is of high toughness

    另外,對tc6鈦合金的拉伸斷口形貌進行掃描電鏡分析。其結果表明,斷口形貌呈現大的韌窩,合金示較高的潛力。
  16. China is a developing country, the arrival of aging population is leading and belongs to the typical not rich but old first, especially the difference of rural age and the city age emphasizes the problem of rural elder security

    中國作為一個發展中國家,人口老齡化的到來然具有,屬典型的「未富先老」型,尤其是老年人口分布的地區差異,使得我國農村老年保障問題更為突出。
  17. This paper takes extensive divine meaning of book of the way of power of " taoist leader " during the late tang and the five dynasties - du guangting as example, to demonstrate there always existed two different evolutionary clues in taoist cosmology : one was to present the theory of cosmological divine creation with the character of divine metaphor revelation on the theological level, in order to manifest the dominance, divinity and transcendence of " tao " ; another was to co nstruct cosmology with " tao and qi " as its essence on the philosophical level, endeavour to make an essential interpretation for cosmological world and human existence, thereby to provide basis for cultivating practice

    摘要本文以唐末五代「道門領袖」杜光庭的《道德真經廣聖義》為例,來說明在道教宇宙論中始終存在著兩條不同的線索:一是從神學上提出帶有神喻啟示特點的宇宙神創說,以彰「道」的主宰、神聖;二是從哲學上建構了以「道氣」為本的宇宙生成論,力圖對宇宙世界以及人的生存作出一個根本的解釋,從而為人的修道實踐提供依據。
  18. From the policy aim and the choice of policy tools to the implementation of policy and adjustments, the maritime investing policy is a result of a process of mutually actions and rational behavior. in the first chapter, the author reviews the character of the world tanker market, because of the specialty of transport of oil, the investment of tankers fluctuate with the economics cycle

    在第二章中,筆者分析了油輪運輸的基本特徵,認為由於石油運輸供給的特點使得油輪投資存在,同時由於油輪市場的壟斷,導致油輪投資隨經濟波動起伏著,油輪投資政策分析缺乏針對的直觀經濟理論引導;隨后進行的行業背景分析對世界和中國的石油水上運輸業的發展及投資現狀加以剖析,說明世界油輪投資與中國油輪投資存在差異。
  19. We summarized several main reasons of low parallel efficiency of the npupar system, and improved it accordingly. in our test, the efficiency of the programs generated by modified npupar increased remarkablely ( about 10 % ). we also make deep quantitative analysis for the super - linear speedup in the test

    通過對兩個實際的cfd實常式序的對比測試,改進后的npupar系統在保證正確的基礎上并行效率有了明的提高(普遍提高了10左右) ,並對測試中出現的加速比做了深入的定量分析。
  20. It is the epiphany of infinite transcendence, of an alterity that cannot be accounted for within the sameness of a self or genus or species

    它是無限的的主,是不能在自我的同一中或同種類中被思考的外在(他、他異) 。
分享友人