退化形 的英文怎麼說

中文拼音 [tuìhuàxíng]
退化形 英文
degeneration form
  • 退 : 動詞1 (向後移動) retreat; draw back; move back 2 (使向後移動) cause to move back; remove; wit...
  • 退化 : become vestigial; degenerate; deteriorate; retrograde; devolution; retrogradation; retrogression;...
  1. Based on the studies of petrotexture, structural deformation and the relevant metamorphism, this paper indicates that this peridotite massif is the product of ultramafic magma cumulated at the crust - mantle transtion zone and has undergone the early stage of plastic deformation under the condition of granulite facies ( 800 ) and late ductile shearing at amphibolite and greenschist facies in relevance to uplifting

    本文通過巖體的結構、構造變及相應的變質作用研究,提出了該橄欖巖體是由超基性巖漿在殼幔過渡帶結晶而成,並經歷了與圍巖一致的麻粒巖相( 800 )條件下的早期塑性變以及角閃巖相和綠片巖相退變質條件下與逆沖上升有關的韌性剪切變
  2. The program will have to eradicate the agricultural misery in the north amazon region and northeast arid region, expect that the culture of short cycle is substituted by permanent cultures and try to construct a energy forest with native oil been plants in the amazon region where about 200 million hectares of deforested lands are degrading

    他介紹了巴西的生物柴油計劃,包括扭轉巴西北部亞馬遜地區和東北部乾旱地區落後的農業,以可持續的生產方式替代短期的生產方式,並提到巴西亞馬遜地區有約2億公頃被砍伐后正在退,有可能在這些土地上種植當地的產油作物,成一個產能可以供應整個歐盟生物燃油需求的能源作物林。
  3. Calyx tube constricted at apex ; petals 5, white, with pellucid dots, pubescent ; fertile stamens 5 ; filaments longer than petals, anthers 1. 5 - 2. 5 mm long, pubescent ; staminodes 15, 10 of them gland - like, ovoid, inserted on the base of filaments, rest 5 globose ; style villous ; stigma dilated into an undulate crest

    花萼管頂端稍縊縮;花瓣5 ,白色,有透明腺點,被短柔毛;發育雄蕊5枚,花絲長于花瓣,花約1 . 5 - 2 . 5毫米,被短柔毛;退雄蕊15枚,其中10枚腺體狀,卵球,著生於發育雄蕊花絲基部,另5枚球;花柱被柔毛,柱頭雞冠狀。
  4. The immature mice were also used to see the expression and regulation of stat3 by gonadotrophin treatment. additionally, the expression and regulation of stat3 were examined during the formation and regression of corpus luteum

    此外,還研究了促性腺激素對性未成熟小鼠子宮中stat3表達和激活的調節,並對stat3在小鼠黃體成和退過程中的作用進行了研究。
  5. Here, we report 3 cases among a four - membered family afflicted with this disease entity

    病例(父親) :兩眼角膜呈現多性的內皮細胞退變性,兩眼角膜內皮細胞只有1100 /平方公釐。
  6. First, the generalized elastic theory is employed into in single pile analysis. the degeneration solution is accordant with poulos " results. analyzing the load - displacement behavior of the battered pile, the results agree well with meyerhof ' s model experiments and zhanglm ' s centrifuge experiments

    對于直樁,退為彈性理論的計算結果同poulos的結果一致,退為荷載傳遞法與他人的結果基本吻合;然後研究了斜樁的荷載-變特性,把公式用於計算meyerhof的模型試驗以及zhanglm的離心機試驗的荷載-位移關系,發現同試驗結果吻合較好。
  7. Fungi form mycorrhizae in plant roots and the hyphae take in carbon from plants through their epidermal cells and move mineral nutrients and water from soil to their epidermal cells ; this symbiosis is of high importance in studying biodiversity conservation, the origins and evolution of terrestrial plant, the rehabilitation and reconstruction of degenerated ecosystems, agriculture, horticulture and forestry

    真菌在植物根系成菌根后,菌絲通過根的皮層細胞獲取植物提供的碳源,同時將礦物營養和水從土壤轉運到皮層細胞,這種共生過程的研究在生物多樣性的保護、陸生植物的起源與演退生態系統的修復與重建以及農業、林業和園藝業的應用具有重要的意義。
  8. The follicle cells taked part in the synthesis of yolk precursor, and the yolk precursor were transported into oocyte by pinocytosis and fusion. after follicle cells secreting egg shells, oogenesis completed

    在幫助卵母細胞沉積完卵黃后,濾泡細胞還分泌卵殼蛋白,成卵殼之後退消失
  9. By carrying out the experiment of five pieces of brick masonry walls with pilaster under low reversed cyclic loading, including four pieces strengthened with gfs and one piece un - strengthened, the seismic performance, such as the hysteretic behavior, rigidity degradations deformation and energy - dissipation, are studied systematically

    摘要通過1片未加固磚墻體和4片玻璃纖維布加固磚墻體抗震性能的試驗,對墻體的滯回特性、剛度退性能、變性能及耗能性能進行系統分析。
  10. The first geologic reason for degeneration of the eco - environment in the headwater area of the yellow river is that the increase of the recent geologic function caused desertification and grasslands resource decreased and underside changed, destroied the balance of water - air - heat in the area ; the second is that the water environment changes by the degradation and atrophy of frozen earth cause multilayer and synthesis cause of formation degeneration of the eco - environment ; the third is that the man and rats function accelerated degeneration of the eco - environment in the headwater area of the yellow river

    摘要黃河源區生態環境惡的地質原因之一是現代地質作用增強,成以荒漠為主的草地資源退與下墊面改變,地區水氣熱平衡破壞;二是因凍土退、萎縮,引起水環境變異,導致多層面與綜合成因的生態環境惡;三是人為及鼠類活動對源區生態環境惡起著推波助瀾的作用。
  11. With advantageous water, soil and organisms resources, the dadiwan culture, the yangshao culture, the longshan culture and the xiashang culture developed, original settling - down dry farming culture formed gradually, which laid sound foundation for agriculture civilization in the weihe valley ; among which, land use of arable farming was replaced largely by pastoral farming in the mixed area of agriculture and animal husbandry in north weihe region between 4 000 - 3 000 a b. p., because of dry and cold weather resulted in environment deterioration and soil degradation. at the beginning of 3 100 a b. p.,

    在8500 3100abp全新世大暖期,渭河流域水、土、生物資源條件優越,人類發展了大地灣文、仰韶文、龍山文和夏商文,逐步成了原始定居旱作農業類型文,從而奠定了渭河流域農業文明的基礎,其間在4000刁000ab衛,渭河流域北部的農牧交錯帶,由於氣候的逐漸冷干,導致水、土、生物資源退,造成旱作農業土地利用方式由遊牧業取而代之。
  12. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退; 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  13. One fuses with the egg cell to form a zygote while the other either degenerates or, in certain angiosperms, fuses with the polar nuclei to give the primary endosperm nucleus

    一個與卵細胞結合成受精卵,另一個要麼退,要麼在某些被子植物中與極核結合成初生胚乳核。
  14. Compared with the stage of mature, allof genital tubes changed much at the stages of immature and catagenetic. epididymal duct disappeared. the other tubes got smaller

    在性未成熟時期和退時期,附皋管消失,其他各管道變小,勃膜上皮不成突起。
  15. From the study, it can be recommended that soil amended with residential sludge ( 1 : 1 ) provide better field germination, growth and nodule formation of l. leucocephala in degraded soil

    研究表明:退的土壤補償以住宅污泥可促進銀合歡的田間發芽、生長以及分枝的成。
  16. At the stage of late vitellogenic oocyte, follicle cells begin to fade and disappear, and cortical layer and egg membrane come into being

    到卵黃成期後期,濾泡細胞開始由內向外萎縮退,卵細胞成皮層和卵膜。
  17. Based on measurement of strains of both horizontal stirrups in the joint core and longitudinal reinforcement passing througth the joint, in different stages, transfer mechanism and factors affacting seismic behavior of the joint, were analysed. under different shear compression ration, effect of axial force ratio on seismic behawior of the joint was also evaluated, static shear and seismic shear of the joint based on capacity design were investigated. on this basis, new governing criteria and conditions of seismic behavior of the joint were put forward

    通過對節點區水平箍筋以及貫穿節點梁、柱縱筋在不同受力階段應變的精細量測,對節點的傳力機理以及影響抗震性能的因素進行了分析研究;對不同剪壓比條件下軸壓比對節點抗震性能的影響規律進行了分析研究;對不同受力階段梁筋的粘結退規律以及節點區的剪切變進行了分析研究;對節點的靜力抗剪與建立在能力設計思路上的抗震抗剪問題進行了深入研究,提出了建立在新思路基礎上的節點抗震性能控制準則和控制條件。
  18. The low - cyclic reversed loading tests of two unbonded partially prestressed concrete frames with different ppr have been carried out. the aseismic behaviors are analyzed and compared, with emphases on failure mechanism, hysteretic property, displacement ductility, energy - dissipation capacity as well as stiffness degeneration, etc. the results show, when designed rationally, the unbonded partially prestressed concrete frames can form beam hinge energy - dissipation machine and total destroy mechanism

    通過兩榀不同預應力度的無粘結部分預應力混凝土扁梁框架結構的低周反復荷載試驗,分析研究了無粘結部分預應力混凝土扁梁框架結構的破壞態、滯回特性、位移延性、耗能能力、承載力及剛度退等抗震性能。
  19. The macula gradually degenerates with age. some elders would experience distorted vision, e. g. straight lines become crooked or are seen to be magnified or diminished, or sometimes dim spots appear in the center of the visual field

    黃斑點隨著年增長會逐漸出現萎縮及退的現象,患者所看的東西會出現變,如直線變曲線,有時放大或縮小,或間中有暗點,以致視力模糊。
  20. Using the existed theories and methods of labeling on a planar object, all possible configurations of imperfect line drawing have been exhaustively studied, and it is found that imperfect line drawings are closely related to junction form. in a perfect line drawing, there are has just three lines belonged to every junction. but in an imperfect line drawing, there must be junctions which connect line numbers be not equal to three, that is more or less

    利用現有的平面立體線畫圖標記理論和方法,基於合理的節點標記式,詳細分析了在存在多餘線和缺線的情況下線畫圖中節點的變情況,把不完整線畫圖中存在的多線和缺線情況與節點式緊密聯系起來,把判斷一個線畫圖中的缺線或多線轉為判斷線畫圖中的節點是否為合法節點的問題,推出了在存在缺線的情況下合法節點的退化形式,提出了一種補全線的有效方法,並提出了一種判斷線畫圖中存在多餘線的方法。
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