頂體期 的英文怎麼說

中文拼音 [dǐng]
頂體期 英文
acrosomal phase
  • : i 名詞(人體或物體的最上部) crown; peak; top Ⅱ動詞1 (用頭支承) carry on the head 2 (從下面拱...
  • : 體構詞成分。
  • : 期名詞[書面語]1. (一周年) a full year; anniversary 2. (一整月) a full month
  1. But what with the murky light, the botchy print, the tattered cover, the jigjagged page, the fumbling fingers, the fox trotting fleas, the lie a bed lice, the scum on his tongue, the drop in his eye, the lump in his throat, the drink in his pottle, the itch in his palm, the wail of his wind, the grief from his breath, the fog of his brainfag, the tic of his conscience, the height of his rage, the gush of his fundament, the fire in his gorge, the tickle of his tail, the rats in his garret, the hullabaloo and the dust in his ears, since it took him a month to steal a march, he was hard set to memorize more than a word a week

    然而,花了一個月納南塔蒂才偷偷趕到了前頭,他每星要記住比一個詞更多的東西還是有困難的?光線不好、書的印刷很拙劣、封面破爛不堪、書頁撕破了、笨拙的翻書手指、跳狐步舞的跳蚤、埋伏在床上的虱于、他舌頭上的泡沫、時常帶的幾分醉意、嗓子眼哽住了、酒壺里的酒、發癢的手掌、呼味呼味呼吸時的痛苦、疲憊得墜入霧中的腦瓜、良心的抽搐,盛怒,肛門里噴出的氣、胃中的火、發癢的屁股、樓上的老鼠以及耳朵里的喧囂聲和塵土。
  2. Construction of this palatine chapel, with its octagonal basilica and cupola, began c. 790800 under the emperor charlemagne

    這座宮廷教堂整結構呈長方形,屋為拱形,修建於約公元790年到公元800間查理曼大帝執政時
  3. The founding of the f d ration internationale de natation fina in 1908 was a pragmatic response to an increase in international sporting events, crowned by the olympic games

    20世紀初,國際性的育運動會日漸增多,而奧運會的出現則使這一趨勢達到峰。正是在這個時,國際游泳聯合會簡稱「國際泳聯」於1908成立。
  4. 2 both the hanging wall and the footwail rock of ore bodies are garnet biotite schist, protoliths are alkaline volcanic rocks ( tracyh andesite ). according to characteristics of trace elements assemblages and the setting of tectonics, these alkaline volcanic rocks were derived from the lower degree melting of metasomatic and enriched mantle ( eml ) in the initial stage of middle proterozoic epoch. they strongly enriched in large ion lithophile elements ( lile ), such as ba

    2 、礦、底板圍巖(石榴石黑雲母片巖、鈉長黑雲母片巖等)的原巖為堿性火山巖(粗面安山巖) ,相對富集大離子親石元素ba 、 cs 、 rb 、 k 、 lree及貧zr 、 sr 、 ti 、 hf 、 hree ,為早元古代末-中元古代早交代富集地幔低程度部分熔融所形成的堿性火山巖。
  5. In this study, genetic diversity of various strains of spirulina platensis is analyzed with rapd molecular marker and antibiotics marker, the results are compared with their morphologic characters, aimed at constructing a more reasonable classification criterion and knowing more about the genetic background of spirulina. additionally, it is found that under the cultivated condition the linear filament can retransite to the normal curved one which is similar to original spiral filament

    本論文利用rapd分子標記及抗生素抗性標記分析了不同鈍螺旋藻品系的遺傳多態性,並與其形態學特徵進行了比較,以建立更合理的螺旋藻分類方法及加深對螺旋藻遺傳背景的了解;同時,發現在養殖環境下變直藻絲可以回變為正常螺旋形態的現象。
  6. Some conclusions are drawn : 1 ) effect of inertial force from superstructures on the lateral seismic response of single pile can not be ignored ; 2 ) the lateral seismic response of single pile induced by far - field earthquake are mainly affected by acceleration mass of superstructure > site eigenperiod. it increases with the increment of accele ration and mass of superstructure. as the site characteristic frequency approaches the self - oscillation frequency of the pile, sympathetic vibration occurs and the value of lateral seismic response reaches maximum ; 3 ) as the stiffness ratio of pile to soil increase, the relative displacement of pile to soil increases ; 4 ) the lateral seismic response of fixed - head pile is much smaller than that of free - head pile

    將其解析解與具的的抗震設防烈度和場地特徵周結合起來,計算分析了成層地基中單樁的橫向地震響應,得到了以下結論: 1 )上部結構慣性力對樁的橫向地震響應的影響不可忽略; 2 )成層地基中的單樁的橫向地震響應主要受地震基本加速度、場地特徵周、上部結構質量的影響,隨地震基本加速度、上部結構質量的增大而增大;場地特徵頻率越接近樁基自振頻率,樁基地震響應越大,等於自振頻率時,由於發生共振現象,樁基響應幅值最大; 3 )樁土剛度比越大,樁土之間的相對位移的幅值越大; 4 )樁固接的連接方式,可以有效地降低地震時單樁的橫向地震響應。
  7. In the program, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress are considered. and such temperature control measurement as water pipe cooling, heat preservation of the dam surface, the pouring temperature control, the overflow across the dam top during flood season can also be simulated by numerical method

    該程序在編制過程中考慮了混凝土分層澆築、施工間歇、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生積變形等因素對壩溫度場及溫度應力場的影響,同時也考慮了水管冷卻、壩表面保溫、控制澆築溫度、施工汛面過水等各種溫控措施的數值模擬。
  8. Objective the present study was to investigate the effects of endotoxin on capacitation and acrosome reaction ( ar ) of mouse, golden hamster and human sperm, on the sperm - oocyte fusion in mouse, and on the development of 1 - cell, 2 - cell and zona - free 2 - cell mouse embryos in vitro. the purpose was to definite the committed step and the mechanism during in vitro fertilization ( ivf ) on which endotoxin affected, and to distinguish the sensitivities to endotoxin of three developmental systems of mouse embryos. all these data would provide the reference to clinical and laboratory quality control

    目的研究內毒素對小鼠、金黃地鼠及人精子的外獲能和反應、小鼠精卵結合及小鼠1 -細胞、 2 -細胞和去卵透明帶2 -細胞胚胎外發育的影響,探討內毒素影響外受精結局的環節及可能的機制,確定三個外培養系統對內毒素的敏感性,以為臨床和實驗室質量控制提供參考。
  9. The 2 - day event will consist of a world ranking " international dancesport competition " with top international dancesport couples from europe, america and asian countries regions competing for the champion

    活動為兩天,包括有育舞蹈國際排名賽,來自歐、美及亞洲國家/地區的世界排名育舞蹈高手將會競逐標準舞及拉丁舞的舞林盟主寶座。
  10. Nucleoli do not emerge in this process. the number of the organelles increase until secondary spermatocyte stage. mitochondria accumulate together, merging together with lysosomes and golgi bodies at the early spermatid stage, and finally the lamellar structure is formed, which forms the acrosome at last

    在精子發生過程中,線粒、內質網和核糖逐漸增多,其中線粒數目在次級精母細胞階段達到峰,並形成線粒區,精細胞早核內出現膜性泡結構,同時次級溶酶與高爾基大量存在,這些細胞器共同形成片層復合,並參與的形成。
  11. The content characteristics and change rules of microco nstituents content of the newly - produced feng - type liquor in different technical period before and after pit entry were revealed and liquor body styles in different special technical periods were studied through liquor tasting and index analysis

    摘要對西鳳酒圓窖前後各工藝(立窖、破窖、窖、插窖、挑窖)所產新酒從微量成分的含量方面進行了特徵分析及口感評定,找出了各特殊所產白酒的微量成分含量特點、消長規律及酒風格上的個性特點。
  12. In this thesis, first, reasons and factors for the stability of loose rock dams were summarized according to the field surveys and certain expert ' s experiences. then, researches on block stability problems were reviewed, and according to the relationship between grain size and incipient velocity, it is found that the block weight is in direct proportion to 6 - 9 power of incipient velocity, and 50 % increase of the velocity will result in about 40 times change of the block weight. after that, experiments were conducted in a flume, focusing on the relationship between incipient velocity and some main factors including block weight, water depth over the dam, cross - section size, block material and river bed material

    本文首先根據散拋石壩損毀情況的現場調查資料,結合有關專家多年的整治經驗,總結出壩的損毀原因及影響因素;對現有塊穩定性的研究成果進行回顧和總結,並針對散拋石壩的直接損毀現象,結合山區河流的水流、地形特點,利用塊粒徑與起動流速的關系,提出塊穩定重量與起動流速高次方成正比的概念,流速50的增長可能導致塊穩定重量接近40倍的變化;通過二維變坡水槽試驗,研究了壩穩定的主要影響因素,包括塊重量、壩水深、斷面尺寸、塊材料(塊石和卵石兩種) 、護底等,結果表明對于山區河流,試圖僅僅通過增加壩單個塊重量或斷面尺寸來提高壩穩定性效果甚微;最後,根據西部地區的自然、經濟、交通等條件,提出可以採用柔性混凝土鉸鏈等一類整性較好的護面層作為散拋石壩的防沖毀措施,以取得良好的工程效果。
  13. For several days prior to the event, the initiates played masters music in the hotels rooftop gym, and as the sounds echoed around the building, staff members from the night watchmen to the chefs in the kitchen enjoyed masters sample booklet

    籌備講座間,我們每天在旅館最樓的育場播放師父的樂曲,美妙的樂音回蕩整個旅館。從守夜警衛到廚房主廚,旅館內的工作人員全都非常喜愛師父的樣書。
  14. At the beginning, the cytoplasm is evently distributed, then it is polar - distribution and at last it only remains between the apical cap and the sperm nucleus. during the period of spermatogonium, chromatin in the nucleus is in the shape of conglomeration and the nucleus is big ( i. e. the proportion of the nucleus to cytoplasm is bigger than spermatocyte ). at the stage of primary spermatocyte, chromatin accumulates to sc complexity. the nucleus of the mature sperm takes the shape of a plate and filmentous chromatins exist freely in uncondensed nucleus

    精子發生過程中,細胞器由少到多,到最後解;細胞質從均勻分佈,到精細胞極性分佈,最後殘留于成熟精子的帽和精核之間;細胞核在精原細胞,染色質異固縮,胞核大,即核質比大於后續的精母細胞;在初級精母細胞中,染色質凝聚為sc復合,到成熟精子,精核呈碟狀,染色質呈絲狀游離于非濃縮的核中。
  15. The algorithm features full utilization of different installation positions and different angular resolutions of the two lrfs by assigning different tasks to them. the top lrf was used to set up the initial trace of new obstacles recognized from the result of d - s evidence theory based multi - period data fusion and the bottom one was used to maintain tracking of obstacles, providing relatively accurate positions of the obstacles

    該演算法的特點在於充分利用了兩個激光測距雷達的不同安裝位置、不同解析度對障礙檢測造成的有利條件,將多目標跟蹤的理論和技術融入障礙檢測的軟框架中,並結合d - s證據理論融合多測量周的識別結果,由雷達建立障礙的初始航跡,而底雷達進行航跡的跟蹤和維持。
  16. Based on the historical space forecast data and corresponding actual data provided by a global semiconductor assembly and test company, the uncertainty of space planning was defined. during this analysis process, linear regression, grey prediction, neural network back propagation algorithm and confidence interval were applied, respectively, to define the uncertainty. compared with those methods, the confidence interval of historical space forecast error, calculated by mathematical statistics, was the reasonable method to define the space forecasting uncertainty

    本文從半導工廠長生產能力計劃的層即廠房生產面積的計劃展開,對一跨國半導封裝測試公司提供的廠房生產面積的長歷史預測數據以及對應的真實數據進行分析,採用線性回歸,灰預測,神經網路bp演算法,基於數理統計的置信區間的求解等方法分別定義廠房生產面積預測的不確定度,經多種方法的比較得出,基於數理統計方法求解出的生產面積歷史預測誤差置信區間能直觀清楚地標定不確定度。
  17. According the overal plan of nanbei lake scenic spot, the goverment will first expand the green planting work along the nanbei lake road, the path sanwan to qingchaoding. as the landscape design and construction will be open potential investirs and the goverment prefer bt form

    根據景區總規劃及景觀建設需要,分輕重緩急,擬先對南北湖大道、三灣至鷹巢道路沿線兩側進行地形改造及景觀綠化,其中涉及景觀建設有投資方建設,政府按合同約定價格及方式予以回購。
  18. The best time to collect the materials for cloning is discussed in this paper, which is from the end of may to the beginning of june each year. it means there is only a week for the materials to transit from apex dividing tissue to flower inflorescence, but still a little change with temperature every year

    實驗探討了克隆成花計時基因最佳的取材時間是,每年的5月末到6月初,端分生組織向花原基轉變時的一個星內集中進行,具時間隨每年溫度變化做適當調整。
  19. Our results provided direct evidence that pf40 gene play a role in the tissue development, with knockout this gene the lateral buds were not visible. the plant hormones auxin and cytokinin appear to play a major role in controlling this process, therefore, the concertrition of auxin and cytokinin was measured, however, the concentration of the two hormone was variation a little in transgenic plants, but the ratio of the two was more than 5 fold in the pf40 gained function plant than that in wild type. furthermore the pf40 gene effected differentiation of the vascular bundles in different transgenic plants, results showed the pf40 could change both xylary fibers and vessel

    進一步的實驗發現pf40基因會影響植物側芽發育的早,即pf40基因作用在側芽形成與發育的早。對轉基因穀子的組織切片的分析還表明pf40基因引起不同形式的轉基因穀子的維管組織的發育的差異,轉化正義載穀子的木質部變多,維管系統增多,而反義或干擾的轉基因穀子的木質部數量變少,木質部分化異常。從轉基因的結果可見pf40基因可以減弱植物的端優勢,這種作用是通過改變植物內激素的含量實現的。
  20. Spermal ultrastructure the sperm ultrastructure of the macrobrachium rosenbergii and exopalarmon carinicanda holthuis analogical, the whole sperm looks like a inversed umbrella, it has a main body, a spike and a little bit cytoplasm. there are some vesicle exist in the m. rosenbergii sperm nucleus. the relatively length of the spike of the e

    各種細胞器數量在精子發生過程中逐漸增多,其中內質網以粗面內質網為主,線粒于初級精母細胞階段始出現,膜輪結構在次級精母細胞中出現,精細胞早的上述細胞器分化成電子密度高的前腔,並逐漸分化形成方形
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