收縮度 的英文怎麼說
中文拼音 [shōusuōdù]
收縮度
英文
degree of shrinkage-
As the accretion disk feeds more mass into itself, the embryo star contracts, growing ever denser and more massive.
隨著吸積盤獲得越來越多的物質,胚胎恆星就不斷收縮,密度和質量都變得越來越大。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。In allusion to some types of the functional fibre s performances and characters the paper mainly has this fibres microstructure scanned by electron microscrope. in addition we also discuss their differences of microstructure eroded by the plasm. meanwhile by performing mechanics analysis we get theoretical analysis of their space - conglomerating structure. finally we perform analysis of the ultraviolet radiation and analysis of the caloricr weightlessness. as a result these types of fibre not only keep their own fine traits, but also own good conglomerating structure, crystal limit, calorifics performance and mechanics performance. compared with the ordinary fiber, the neatness of high - contracted polyester fiber increases and it s diameter also increases. there are bubbles in the burning - resisting viscose fiber and it has smooth vertical structure
對應子高收縮的滌綸纖維的平整度有所提高,有較普通纖維變粗的趨勢;在難燃粘膠纖維裏面有氣泡,其具有較明顯的光滑平整縱向結構;滌綸系列棉纖維,在其耐刻蝕方面是比較強的,僅有均勻的小部分刻蝕現象;抗菌衛生級粘膠纖維的刻蝕效果是較差的:難燃的粘膠纖維,刻蝕的效果最好;而抗紫外粘膠纖維刻蝕的效果略有遜色。Construction of a mass concrete is in the construction process, because of cement let out in large quantity hydration heat and surface of a mass concrete let out heat, make its temperature, humidity cause to ascend and descend, and it causable constringency transform will be unavoidable
大體積混凝土結構在施工過程中,由於混凝土中水泥熟化時放出大量的水化熱及其隨后的表面散熱,使其溫度、濕度出現升降變化,並由此而引起的收縮變形將是無法避免的。Comparing with the same category overseas jointless bridges, the new type bridge has more reasonable structure, more simple and convenient construction, and better use effect etc. the main work in this paper is described as follows : ( 1 ) this paper introduces phylogeny and reseach survey of the joints bridge inland and abroad, and a new jointless bridge structure ? new type semi - integral abutment bridge is based on these, which characteristic of own structure and setting of primary component are expatiated. ( 2 ) this paper analyses influence of temperature effect, creep, shrinkage and circumambient soil of run - on slab on the new type structure, and analyses the forcing performance of beam, abutment and run - on slab of the new type semi - integral abutment bridge, and constrast to the same category joints bridges
本文主要做了以下工作: ( 1 )介紹了無縫橋梁在國內外的發展歷史、研究概況,並在此基礎上提出了一種新的無縫橋梁結構形式-新型半整體式無縫橋梁,闡述了它特有的結構形式以及主要構件的設置; ( 2 )分析了溫度效應、徐變和收縮以及搭板周圍土體對這種新型結構的影響,對新型半整體式無縫橋主梁、橋臺以及搭板進行了受力性能分析,並和同類無縫橋梁進行了對比分析。Bear the heat, can bear 230 heat but do not take place the constringency
2 )耐高溫,能承受230度高溫而不發生收縮The heart is a highly contractile organ
心臟是具有高度收縮性的器官。The maximal contractile amplitude was 24. 015 + 2. 37 %, the duration of phasic contraction lasted for about 20min
首先出現快速收縮期,最大收縮幅度可達24刀15土2The opening displacement v is equal to the thickness contraction w.
張開位移V等於厚度的收縮量W。Contractile root a specialized root developed by certain bulb - and corm - forming plants that serve to pull the bulb or corm down to the appropriate depth in the soil, e. g. crocus
收縮根:在某些具有形成鱗莖或球莖的植物中特化的根結構。收縮根的作用是把形成的鱗莖或球莖定位於土壤的某一特定深度,例如番紅花屬的植物。So it ascertain a standard for criminal legislation and criminal judicature ; and it definitude for many system ' s construction of criminal law a base line of expansion and constriction
因而,它為刑事立法與刑事司法劃定了畛域值,為刑法學內部諸多制度的建構明確了擴張與收縮的底線。Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance
通過試驗研究認為:玻璃纖維瀝青碎石的技術性能不如瀝青碎石好,但路用彈性性能較好,如能解決拌和工藝問題,調整纖維絲的品種,增大其直徑,其路用性能仍值得探討,瀝青橡膠碎石結構層具有變形性能和抗裂性能良好,空隙率小,防水性能好,熱穩定性較好,施工工藝簡單的特點,因此,瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料,也是防止半剛性基層收縮裂縫反射的良好結構措施,在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層,雖然造價比夾鋪土工布高,但其施工工藝,抗裂性能和防水性能均優于土工布,不僅可以大大減少半剛性基層材料的反射裂縫,延長路面使用壽命,而且可能適當減薄瀝青混合料面層的厚度,雖然初期造價有所增加,從長遠來看,具有十分重要的技術和經濟意義。The relationship between velocity and extern load for the two cooperative behaviors are calculated based on the energy conservation
並且分別計算了這兩種協作行為得出的肌肉所負荷外力與收縮速度的關系。But high strength concrete has many defects itself. mainly foy : with higher strength be much fragility ; the final strength increments are smaller for high volume silica - ash concrete ; because high strength concrete ’ s self - shrinkage is large, so the deformation performance is much severely with the strength increments
而高強混凝土又有其自身缺陷,主要是:強度越高,脆性越大;摻入硅灰量大的高強混凝土,後期增長減小;由於高強混凝土自收縮大,因而變形性能也隨強度等級的提高而變得嚴重。( 1 ) it was found from the obtained results that increasing of flux will led to decrease in froude no. of the following water at the shrinking section which will reduce rate of disspated energy, this will make the protection of dam surface more difficult
主要結論如下;隨著流量的增加,消力池收縮斷面弗勞德數減小,消力池的消能率減小。壩面平均流速增大,壩面的防護難度增加。If shoot 30 of hematic mark to be contractive function to be spent again, damage ; of 30 ~ 40 is in degree damage of 40 ~ 50 to be spent gently
如射血分數30為收縮功能重度損害; 30 ~ 40為中度損害40 ~ 50為輕度損害。Some other defects in castings are well - defined cracks and hot tears that develop during solidification, under combination of stress concentration from uneven contraction and the metal ' s low strength at near - melting temperatures
鑄件內部的其它一些缺點是,凝固過程中,在不均勻收縮造成的應力集中和接近熔點溫度下金屬的低強度的綜合作用下,出現的清晰裂縫和熱撕裂。Several drugs currently used in the treatment of essential hypertension act by inhibiting sympathetic vasoconstrictor tone.
目前用於治療原發性高血壓的藥物中有幾種是通過抑制交感性血管收縮的緊張度而起作用的。As the ideas about expansion or contraction of the earth are still controversial, their influence on the heat balance of the earth is also highly hypothetical.
由於地球膨脹或收縮的概念還有爭論,它們對地球熱平衡的影響也只能是高度假說性的。Standard test method for linear drying shrinkage of concrete masonry units
混凝土砌塊線性乾燥收縮度的標準試驗方法分享友人