齡期 的英文怎麼說

中文拼音 [líng]
齡期 英文
age; [動物學] instar; stadium
  • : 名1. (歲數) age; years 2. (年限) length of time; duration 3. (某些生物體發育過程中不同的階段) instar
  • : 期名詞[書面語]1. (一周年) a full year; anniversary 2. (一整月) a full month
  1. The calculation modes of the coefficient of shrinkage and creep of the bulgy core concrete in steel tube are discussed. based on a few reasonable hypotheses and the stress - strain relation of concrete acquired by the " adjusting valid modulus depending on load time " method, a compact formula is reasoned out, which is applied to calculate the equivalent elastic modulus of the bulgy core concrete considering the affection of shrinkage and creep. so, the analysis of the affection on cfst arch bridge by shrinkage and creep can be progressed by pole - girder fem, further more, the analysis precision is quite high

    本文還對核心膨脹混凝土特殊的收縮、徐變系數計算模式展開了探討,在合理的假設前提下,採用「齡期調整的有效模量法」得到的混凝土的本構關系,推導出鋼管內核心混凝土在考慮徐變影響后的等效彈性模量計算公式,並以此為基礎採用桿系有限元方法來對鋼管混凝土拱橋進行較高精度的收縮徐變分析。
  2. Efficacy of collective intervention with combined therapy on amblyopia among school - aged children

    齡期兒童弱視集體干預治療的效果觀察
  3. The organ will not be reduced or rendered rudimentary at this early age.

    器官在早的齡期內不致被縮小或呈退化狀態。
  4. The dental category of orthodontic division includes inductive ( 1 ). treatment of dento - facial growth and development for school - age children. ( 2 ). correction of poor oral habits for children and adults. ( 3 ) orthodontic treatment of maligned teeth for children and adults to improve esthete and oral hygiene. ( 4 )

    本科治療?圍包括了( 1 )學齡期兒童齒顎顏面生長發育的誘導治療, ( 2 )兒童成人不良習慣的改正, ( 3 )兒童及成人齒列不正矯正,改善美觀及有助於口腔衛生的保持與清潔, ( 4 )成人矯正配合牙周、補綴治療。
  5. The grafted trees generally bear good crops at young ages.

    這種嫁接植株一般在幼齡期便能盛產種子。
  6. Segments may be precast long enough to reach sufficient strength and maturity.

    塊件可以在很早就進行預制,以便使塊件混凝土達到足夠的強度和齡期
  7. The concrete with the a 28 days compressive strength of c60 can be produced by using suitably pulverulent coal - fired ash, the higher the quantity of pulverlent coal - fired ash mixed in concrete with 10 % - 20 % is, the higher the strength of concrete is. then, we carry out the studies on the technics properties that reflect the comprehensive properties of concrete. we find that the separating and excreting water of the concrete can be avoided efficiently when the pulverulent coal - fired ash and superplasticizer are used suitably, the higher the quantity ration of coal - fired ash and super plasticizer are, the higher the caving degree of the concrete is

    在上述研究基礎上,對摻細化粉煤灰后混凝土的強度變化規律進行了分析研究,在適當配合比及高效減水劑的作用下,摻一定數量的磨細粉煤灰,在28天齡期可以配製出抗壓強度高於c60的粉煤狄高強混凝土;當磨細粉煤灰以10 - - 20不同的摻量分別摻入粉煤灰中時,粉煤灰高強混凝土的強度隨摻量的增大,各齡期強度均逐漸降低;在摻入8硅灰+ 10粉煤灰可使高強混凝土的各齡期強度都有很大增加,當單摻8粉煤灰時,混凝土的後強度增加較快;粉煤灰混凝土必須加入高效減水劑遼十l彬技術人學碩十學位論文後j 」能達到高強的目的。
  8. But the chemical properties have no remarkable influence on it ( 3 ) as the water - to - binder reduces wich is one of key factors in the perpormance of reactive powder concrete with steel slag, the fluidity decreases but the strength increases ; incorporation of 4 percent steel fiber in volume can decrease fluility and increase strength ; heat - curing benefits the increase of strength which can still develop in 28 day water curing after heat - curing

    ( 3 )水膠比是影響其性能最為關鍵因素之一,隨著水膠比的降低,流動性下降和強度的提高都很明顯;摻入4的鋼纖維對流動性的影響比較明顯,同時也不同程度地提高了強度;熱養護有利於強度的提高,經熱水養護後放置水中至28天齡期,其強度有較大提升,並沒有出現強度倒縮現象。
  9. This kind of adglutinate mixed with u expansion admixture can grip anchor bolts tightly even underwater, as can be seen from the pull - out type tests for anchor bolts when the mortar age is over 10 days. ( 2 ) the author lays the supporting piles as a arched shape

    將摻加了u型微膨脹劑的砂將作為錨桿水下膠結物,由錨桿齡期10天的抗拔試驗結果可以看出,這種膠結物的握裹效果很好。
  10. Analysis and forecast of concrete structure cracking at arly age

    混凝土結構早齡期開裂的分析與預測
  11. In computation the effect of thermal insulation, elastic modulus, creep degree and autogenous volume change along with age, the progress of pouring by layer, work suspension in summer, the change of air temperature, heat preservation, water cooling, and water storage, by stages on temperature field are considered

    計算中考慮了混凝土的絕熱溫升、彈性模量、徐變度和自生體積變形隨齡期的變化以及分層澆築、夏季停工、外界氣溫變化、表面保溫、通水冷卻及分蓄水等因素對壩體溫度應力場的影響。
  12. This paper establishes a model simulating dam actual placing process and considering the non - continuity of initial temperature on the boundary of new and old concrete, daily air temperature change, concrete - placing temperature, hydration heat, heat insulation on boundary, water - storing process, placing intermission and curing with water. the calculation of stress field considers the concrete weight, static water pressure, thermal stress, different autogenous volume change between rcc and normal concrete, change of elastic modulus of concrete with age and creep action

    考慮了乞今最為全面的初始條件和邊界條件,包括模擬壩體的實際升程過程,考慮了新老混凝土接觸面上的初始溫度不連續,逐日的氣溫變化,混凝土的入倉溫度,水化熱溫升,邊界保溫,水庫蓄水過程,澆築間歇以及灑水養生等因素;應力場的計算考慮了混凝土的自重,靜水壓力,溫度應力,常態混凝土與碾壓混凝土不同的自生體積變形,混凝土的彈性模量隨齡期的變化以及徐變的作用。
  13. Total fertility rate refers to the average number of children that would be born alive to 1 000 women during their lifetime if they were to pass through their childbearing ages 15 - 49 experiencing the age specific fertility rates prevailing in a given year

    某年的總和生育率是指一千名婦女,若她們在生育齡期(即十五至四十九歲)經歷了一如該年的年組別生育率,其一生中活產子女的平均數目。
  14. It was shown that resistance of pore solution ( r ) and resistance of electrochemistry reaction ( ret ) increased with the prolongation of hydration ages but r decreased with the augment of coal stone. can indirectly reflect the hydration degree of cement pastes

    研究結果表明,孔溶液電阻隨著水化齡期的延長而增大,但隨著煤矸石摻量的增大而減小;電化學反應電阻隨著水化齡期的延長而增大,且可以間接地反映水泥漿體的水化程度;分形維數值隨著水化齡期的延長而減小,但隨著煤矸石摻量的增大而增大。
  15. Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  16. Abstract : creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    文摘:基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  17. The insect feeding test indicated that the development of lymantria dispar was clearly put off, in which the insects feeded transgenic plants were 2 ages, when the insects as the control were 4 ages after treating 15 days. besides, the insect growth was restrained, that the weight of insect as control was 9. 7 and 6. 4 times compared to the treated ones. it also resulted that the foreign gene could normally express in the transgenic plants by displaying insect resistance in a certain degrees

    舞毒蛾幼蟲發育推遲, 15天時處理為4,但對照仍為2,發育推遲了2個齡期;舞毒蛾生長受到抑制,對照的體重為處理的9 . 7倍與6 . 4倍,外源基因嚴重抑制幼蟲的生長,說明外源基因在轉基因白樺中能夠正常表達,轉基因植株表現一定的抗蟲性。
  18. The long - term property of steel fiber self - stressing concrete is studied. the results indicate that this material has a good long - term stability. the expansive deformation of 5 years is equal to 90 days, which eliminat

    研究表明,鋼纖維自應力混凝土的長性能是可以保證的,其五年齡期時的變形與三個月齡期變形相當。
  19. The change of adiabatic temperature rise along with age and the effect on temperature field of dam body made by pouring lift by lift, work suspension in summer and water storage are considered in the analysis

    分析中考慮了混凝土的絕熱溫升隨齡期的變化和分層澆築、夏季停工及蓄水對壩體溫度場的影響。
  20. Test results show that the steel fiber in concrete have more effectiveness on improving the splitting tensile strength and the flexural strength in the early age than after its hardening ; the flexural modulus of elasticity of sfrc are higher than the plain concrete at different ages while their compressive modulus of elasticity are almost the same. it ' s also shown that, similar to the plain concrete, the early - age loading decreases the strengths of sfrc, but, with the increase of the contents of the steel fiber things are getting better, especially for the splitting tensile strength and the flexural strength

    試驗結果表明:與性能穩定之後相比,在混凝土中摻入鋼纖維對它的早劈裂抗拉強度和抗折強度有尤為顯著的提高作用;對各齡期的受壓彈性模量影響不大,而對提高抗折彈性模量有一定的效果;與素混凝土試件相同,在早(強度達到28天強度的85前)對鋼纖維混凝土試件施加荷載會對它的各種強度產生一定的不利影響,但是摻入鋼纖維可以減輕這種不利影響,尤其對劈裂抗拉強度和抗折強度作用突出,並且含纖率越高,效果越明顯。
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