胎體變形 的英文怎麼說
中文拼音 [tāitǐbiànxíng]
胎體變形
英文
casing distortion-
The mice showed also ageing - associated decline in oocyte quality, as indicated by increased frequency of premature chromatid separation, spindle disruption and / or chromosome misalignments in mii oocytes of aged mice. the gv oocytes from aged mice normally matured in vitro. the percentages of pronuclear - stage embryos, 2 - cell embryos and blastocyst derived from mii oocytes of aged mice by in vitro fertilization ( ivf ) were comparable with ones of young mice, but pronuclei formed 1 h later in aged mice than in young mice
老齡小鼠gv期卵母細胞能正常體外成熟；老齡小鼠m期卵母細胞經體外受精后形成原核期胚、 2 -細胞期胚和囊胚的比率與年輕小鼠比較無顯著差異，但原核形成時間延遲1小時；在老齡小鼠卵母細胞，注射牛精子抽提物或sr ~ （ 2 + ）處理時所誘發的ca ~ （ 2 + ）振蕩以及在減數分裂成熟及早期胚胎中的pkc分佈未發生改變。Non - linear side slip tire model in non - steady state
考慮胎體復雜變形的輪胎非穩態轉向特性半經驗模型Primary culture of rat preadipocyte were prepared from the epididymal, inguinal and perirenal the fat pads of male normal, healthy, 15 - 20 days sprague - dawley rats. the preadipocyte grew better under the condition of 37, 95 % humidity, 5 % co2, ph 7. 0 - 7. 2, centrifuged at 1000r / min, m199medium, and 10 % fetal bo vine serum, seeded at a density of 4 l04, 5 l04, / cm2. oil red o staining was the special method to distinguish adipocyte from other cells, gimsa and he could determine the stage of the adiopcyte differentiation through the number of lipid drop, size and the position of the nucleolus of the staining fat cell
經過多次實驗，確定本實驗室大鼠前體脂肪細胞的最佳培養條件是：溫度為37 ，濕度為95 ， co _ 2濃度為5 ， ph值為7 . 0 7 . 2 ，離心力為1000r / min ，培養基為m _ （ 199 ）培養基，胎牛血清濃度為10 ，合適細胞接種密度為4 10 ~ 4 、 5 10 ~ 4個/ cm ~ 2 ，染色結果表明：油紅o染色是鑒定脂肪細胞的特異方法， gimsa和he染色可根據不同區域染色程度、著色差別判斷細胞核的位置及脂滴大小、多少，觀察大鼠前體脂肪細胞分化過程中的形態變化，進而確定脂肪細胞的分化階段。According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling
依據在研產品特殊的外型結構和使用要求，確定了該型號水雷復合材料殼體的具體結構形式和復合成型工藝路線，即由纖維纏繞工藝成型主體異形件，閉模成型帶通槽外貼塊，用限位加壓工裝實現粘接的工藝路線；通過對原材料體系的篩選，確定了綜合性能較好的復合材料體系，以此為基礎進行了力學性能測試；運用有限元方法，建立了蒙皮、筋條和外貼塊的分析模型，綜合考慮結構特點和設計要求，對影響結構強度與穩定性的主要因素（包括筋截面尺寸、筋間距、蒙皮厚度、蒙皮鋪層角度）分別進行了結構設計參數的優選，最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優化設計；完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究；對縮比件進行外壓性能測試，並給出了應力、應變測試結果。The fertilized eggs were observed under the anatomical microscope in different time to record the developmental stages and to describe the morphological changes
對受精后不同發育期胚胎進行連續取樣，在解剖鏡下進行觀察，紀錄其具體的發育時段和形態變化。Length, diameter, density, fresh weight, dry weight, water content, osmotic potential and element concentrations ( ca, mg, na, k, cl ) were determined for each. seedling of b. gymnorrhiza and a. corniculatum were cultured for 60 days on various salinity of seawater ( 0, 5, 10, 15, 20, 30, 40, 50 ) in green house. samples were taken at 3, 7, 11, 15, 22, 30, 45 and 60 days after planting, separated into root, hypocotyl, stem and leaf
本文研究了福建九龍江口木欖和桐花樹胎生繁殖體從果實形成到發育成熟過程中形態、生物量、含水量、胚軸密度、滲透勢、五種主要礦質元素（ ca 、 mg 、 na 、 k 、 cl ）等的變化和溫室內人工鹽度梯度栽培下木欖和桐花樹成熟繁殖體長成幼苗（ 0 60d ）過程中形態、生物量、含水量、滲透勢、光合蒸騰特性、五種主要礦質元素（ ca 、 mg 、 na 、 k 、 cl ）等的變化；並且在野外自然條件下，跟蹤調查不同灘塗位置下秋茄成熟繁殖體定居成活、自然死亡狀況以及測定幼苗生長過程中（ 1年）形態、生物量、含水量、光合蒸騰特性等的變化。In this paper, the microstructure changes of polypropylene induced by a complex combination of shearing, compression, stretching and friction actions during single pan - milling or co - milling with iron, uhmwpe and waste tire rubber chips ( wtr ) were studied and the stress induced effects were revealed. the structure and morphological development of iron particulates and wtr during pan - milling and co - milling with polypropylene were also characterized. the properties of pp / fe, pp / wtr and pp / wtr / fe composites prepared through pan - milling techniques were investigated
本文利用磨盤型力化學反應器對被碾磨材料施加強大的剪切、環向應力、擠壓、拉伸和摩擦作用，研究聚丙烯碾磨和共碾磨粉碎過程微觀形態結構和性能的變化，以及聚合物在碾磨過程中呈現的力化學現象，並將其應用拓展至金屬、橡膠等體系，研究碾磨粉碎在聚丙烯鐵超微粉體的制備、高交聯密度彈性材料廢舊輪胎橡膠（ wtr ）的超微粉碎，以及pp fe ， pp wtr材料的性能與碾磨作用的關系。( 1 ) analyze the mechanism of the friction between the tyre and pavement and the factors which affect the friction ; the friction between tyre and pavement involves four aspects : the molecule force, the adhesion between tyre and pavement, the elastic distortion of rubber on the tyre surface and the tiny cutting of the little - size protruding on pavement
鄭州大學碩士學位論文摘要一輪胎與路面間的摩擦力主要有四個方面：輪胎與路面間的分子力作用：輪胎與路面間的粘著作用；胎面橡膠的彈性變形；路面上小尺寸微凸體的微切削作用。By analyzing the wing phenotype, cuticle phenotype of germline clone embryo, deficiency kit mapping, direct sequencing and searching the genome sequence database, three genes : sll, oxt and pygo were identified ( each gene corresponding to one group of mutant alleles )
並通過綜合分析翅的形態，生殖系克隆胚胎的表皮形態，以及缺失作圖，直接測序和搜索基因組數據庫，鑒定出了三個基因，這三個基因分別對應于該三類突變體等位基因。The expression patterns of soluble proteins, peroxidase and esterase isozymes were analysed on globular embryogenesis in tissue cultures of alfalfa, it was concluded that from embryogenic callus to globular embryo genesis h peptides emerged and disappeared orderly, the patterns of peroxidase isozyme changed dramatically, esterase isozymes changed slightly while the total enzyme activity was important to keeping the potential of somatic embryogenesis
摘要試驗在苜蓿組織培養中，對球形胚形成過程中特異蛋白質表達的模式、過氧化物酶及酯酶同工酶酶譜變化進行研究，結果表明：苜蓿組織培養中從胚性愈傷組織到球形胚發育的進程中，順序消失和出現了11種中小分子量多肽；過氧化物酶同工酶酶譜發生了顯著的變化；酯酶同工酶酶譜變化不大，但其總活力對于維持體細胞胚胎發生是必須的。It may arise naturally due to mutation in a cell of a developing embryo, producing a line of cells with the mutant gene, and hence different characteristics compared to surrounding cells
嵌合體可以由發育著的胚胎細胞變異而自然形成，這樣就產生了具有不同性狀的變異基因的細胞系。分享友人