碳單纖維 的英文怎麼說
中文拼音 [tàndānxiānwéi]
碳單纖維
英文
carbon monofulament-
Aragonite whisker is a kind of mono - crystal fibers, which have excellent properties
文石相碳酸鈣晶須是一種性能優異的單晶纖維材料。It showed that 73 % increasing of toughness in modified composites was achieved without the reduction of other mechanical properties. sem has showed the periodically interleaved system where the co - continuously connected granular structure occurs layer by layer between each ply and the interlayer was relatively very thin
電鏡分析表明離位改性的碳纖維單向布周期性增強體系，在每兩層增強體之間都有很薄一層規整的球性兩相結構，正是這個獨特的多層結構使其抗沖擊性能大幅提高，而且不會對其他重要的力學性能產生不利影響。This experiment passing to grope for the carbon source constitutes of the culture medium and using t. reesei rut c - 30 induced the expression of # - mannanase ( # - 1, 4 - mannan mannohydrolase ec 3. 2. 1. 78 ). in this experiment i put the constant carbon source ( lactose and locust bean gum ) in the foundation culture medium ( mandels nourishment liquid ) of t. reesei rut c - 30, then proceeded the variable carbon source ( dragon spruce fiber, com rush pith fiber, wheat straw fiber, wheat straw xylan, corn rush pith xylan, dragon spruce mannan ) to single factor, double factor, three factor, four factor and five factor orthogonal experiment. 1 determined the activity of p - mannanase using locost bean gum as substract by the 3, 5 - dinitosalicylic acid method, and observed the growing situation of the gernic at the end i selected the directions for the inducement expression of the # ? mannanase from trichoderma reesei rut - c30 that contained the dragon spruce fiber, wheat straw xylan, dragon spruce mannan
在里氏木霉rutc - 30的基礎培養基（ mandels營養液）中加入固定碳源乳糖和槐豆膠，然後將可變碳源（雲杉纖維、玉米芯纖維、麥桿纖維、麥桿木聚糖、玉米芯木聚糖、雲杉甘露聚糖）進行單因子、雙因子、三因子、四因子、五因子的里氏木霉rutc - 30正交培養實驗，並以槐豆膠為底物用3 ， 5二硝基水楊酸法測定培養液中?甘露聚糖酶的活力。從而確定了酶活最高且菌體生長良好的含雲杉纖維、麥桿木聚糖和雲杉甘露聚糖的誘導培養基為最佳培養基，用該培養基培養的里氏木霉（ t . reesei ） rutc - 30使其轉錄的-甘露聚糖酶（ - 1 ， 4 - mannanmannohydrolaseec3 . 2 . 1 . 78 ） mrna量能夠滿足rt - pcr的要求。Based on the destructive test of certain old pre - stressed concrete hollow slab after structural strengthening by cfs, the destructive mechanism and ultimate bearing capacity of old pre - stressed hollow slab after structural strengthening is being researched, which is useful for the strengthening design of old bridge and solvating of single slab problem
摘要通過某已使用10年的舊橋預應力混凝土空心板受拉區碳纖維布加固后的破壞荷載試驗研究，對受拉區加固后的舊橋預應力混凝土空心板的破壞機理、變形性能及極限承載能力等進行了研究，為舊橋預應力混凝土空心板的加固設計及單板受力問題的分析解決提供了試驗依據。Tree ring is a kind of natural archives, on which the isotopic analysis is important to study global climate and environmental change. the authors mainly provide a comprehensive introduction to the fractionation models of carbon, hydrogen and oxygen isotope in plants, their research techniques and the extract methods from cellulose. that results show isotopic tracer can record the message of climatic variation and has become a powerful tool for paleoclimate reconstruction and for the modern environment changing research. especially studying on pages, the cellulose isotopic analyses of imbedded old tree ring have become the mainly quantitative means of environmental evolvement. in addition, china is a typical monsoon country, research in tree ring stable isotope seasonal variation can give us a lot of important information on that. up to now, the research techniques and works on tree ring in our country are still in its earlier stage, and remain many limitations. it needs further accumulate basic research materials, intensify regional contrast and intercross studies on relative subjects
尤其是在過去全球變化pages研究中，埋藏古木纖維素中的碳氫氧同位素分析已成為環境演化研究的主要量化手段。另外，對于中國這樣典型的季風氣候國家，開展樹輪穩定同位素隨季節性變化的研究具有重要的意義。我國在樹輪研究方面起步較晚，研究方法和研究內容上也比較簡單，還存在不小差距，既要進一步積累基礎資料，又要做區域對比，加強與相關學科的交叉研究。Because of its resistance to electrochemical erosion, low manpower demand for application and minimal changes in geometrical dimensions of the member, the method has been found to be economical and efficient for application, based on the previous work, we designed and conducted experiments of 10 reinforced concrete ( rc ) slabs strengthened with the common carbon fiber reinforced plastic ( cfrp ) ; and investigated the effect, failure mechanism and theory
由於具有耐腐蝕、施工簡便快捷、幾乎不改變構件原有尺寸等特點，得到廣泛的應用，具有良好的經濟效益。在前人的工作基礎上，我們設計、試驗了10採用碳纖維布加固的鋼筋混凝土單向板，探討了加固單向板的加固效果和理論分析方法。Besides, gel substance made from pectin cellulose in intestine ， makes digestive and carbohydrate mix together ， this can defer intestine to digest and absorb the monosackcharide substance, thus reduce blood sugar
另外，果膠纖維素在腸道內形成的凝膠物質，使消化酶和碳水化合物混合，能延緩腸道對單糖物質的消化和吸收，從而使血糖降低。Carbon fibre preimpregnates - determination of mass per unit area
碳素纖維預浸織物.單位面積質量測定Carbon fibre reinforced plastics - unidirectional laminates - flexural test parallel to the fibre direction
碳素纖維增強塑料.單向層壓塑料.與纖維方向平行的彎曲試驗Cfrp laminae, cfrp wound nol rings and pressure vessels were manufactured, and different mechanical experiments and hydro - burst tests were performed
制備了碳纖維單向板、碳纖維纏繞nol環、碳纖維纏繞壓力容器，進行了各項力學性能試驗與水壓爆破試驗。This paper involves in the discussion of current classification and elemental performance of carbon fiber, through the performance tests of domestic and abroad carbon fibers, we discuss the causation of the difference of the performance, meanwhile, we give some advice and requirements to civil research institutes of carbon fiber
摘要本文簡述當前碳纖維的分類方法和基本性能；通過對國內外幾種碳纖維的性能試驗，討論了引起其性能差異的主要原因；同時對國產碳纖維的研製單位提出了一些建議和要求。En 2557 aerospace series. carbon fibre preimpregnates. determination of mass per unit area
航天航空系列.碳纖維預浸織物.單位面積質量測定Based on the discussion above, a primary comparative experiment of concrete columns externally wrapped with hfrp, carbon fiber reinforced polymer ( cfrp ) and high - strength glass fiber reinforced polymer ( sgfrp ) was carried out to study the ductility, load carrying capacity, strengthening cost of strengthened columns and the exerting efficiency of cf. test results showed that the hfrp can fully exploit the advantages and overcome shortages of the materials
在此基礎上，以加固柱的延性、承載力、加固價格和cf性能發揮效率為指標，設計並進行了hfrp 、碳纖維復合材料（ cfrp ）和高強玻璃纖維復合材料（ sgfrp ）加固柱的探索性對比實驗研究，結果表明hfrp充分發揮了兩種纖維各自的性能優勢，克服了單一frp的缺點。This paper mainly study two kinds of smart materials which are both reinforced by chopped carbon fiber mat but use two different kinds of polyester resin as matrix and discuss the influence of content of carbon fiber on conductivity. focus on the relationship between strain and volume resistivity under tensile condition influenced by the factors such as resin matrix and fiber content
研究了其含量與導電性之間的關系；重點對不同基體樹脂材料及不同碳纖維含量等因素對復合材料在單軸拉伸條件下，拉伸狀態下應變與體積電阻率之間的變化關系進行了研究；確定了電阻率與應變之間變化的數學關系。Also, the pan mats are handed with heat treatment, preoxidation, carbonization. the heat treatment can enhance the strength of nanoflbers, and the mats deposited on the cylinder have luster by preoxidation and the diameter of nanofiber minish greatly after carbonization
對所得pan纖維氈作熱定型、預氧化及碳化處理，發現熱定型在一定程度上能提高纖維的強度，輥筒收集的預氧化纖維氈有一定光澤，而碳化后的單根纖維直徑大大減小。In this research, fatigue life of laminate composite is predicted phenomenologically, dealing mainly with in - plane stresses without accounting for out - of - plane failures such as delamination. fatigue modulus is used as a physical parameter which helps to describe the basic fatigue behaviour of unidirectional laminates and obtain expressions for cumulative damages defined by strains. based on some typical fatigue test data for unidirectional composite laminates, a cumulative fatigue damage model is presented for predicting the fatigue life of multidirectional laminates with arbitrary stacking sequence under complicated fatigue loadings
本文以碳纖維/樹脂基t300 / qy8911層壓結構為研究對象，從唯象的觀點出發，以疲勞模量為參量構造損傷函數，基於幾組最典型的單向板疲勞試驗數據，建立單向板在多軸循環應力作用下的疲勞壽命模型，並以此為基礎，發展同種材料體系的任意鋪層形式的多向層壓板在復雜循環載荷作用下的疲勞壽命預測方法。Four rectanguiar beams were tested experimentally to evaluate the strength enhancement provided by cfrp plates, one of the beams was not reinforced by cfar and the rest were reinforced by single or double layer cfrp plates with or wthout anchor
試驗採用四根矩形截面梁，其中一根梁作為對比梁，其餘三根梁分別進行了單層碳纖維加固、雙層碳纖維加固（對碳纖維沒有錨固）的正截面承載力試驗及碳纖維鉚固加固效果的對比試驗。Aerospace ; unidirectional sheet and tape prepreg from carbon fibres and non - reactive thermoplastics ; technical specification
航空航天.碳纖維和無活性熱塑塑料制單向片材和帶材的At first, the experiment carried out by tianjin university has been analysed according to the " nonlinear balance trying calculation " method, and the values of yield load and ultimate load agree with the test result better, and the curve of bending moment - curvature, bending moment - deflection can agree with the results. the second, the simplified formula for evaluation the ultimate flexural capacity of cfrp strengthened rc members is presented according to the three probable failure modes ( compression failure ; cfrp rupture ; crushing of the concrete in compression before yielding of the reinforcing steel ). it is applicable to both singly and doubly reinforced rectangular sections, as well as flanged sections
首先利用鋼筋混凝土非線性平衡試演算法對天津大學試驗進行了理論分析，所得分析值與試驗結果相比，加固梁的屈服荷載、極限荷載能夠很好地吻合，彎矩曲率關系曲線及彎矩撓度關系曲線較為吻合；其次，為了滿足實際工程的需要，根據碳纖維布加固構件可能發生的三種破壞形態（壓區混凝土壓碎破壞、碳纖維布拉斷破壞以及受拉鋼筋尚未屈服時壓區混凝土已壓碎破壞） ，區別三種鋼筋混凝土構件截面形式（單筋矩形截面、雙筋矩形截面、 t形截面） ，分別給出了碳纖維布加固混凝土構件抗彎承載力的簡化計算公式和適用條件，並進一步探討了這三種截面形式下進行加固設計和復核的步驟。Aerospace series. carbon fibre reinforced plastics. unidirectional laminates. tensile test perpendicular to the fibre direction
航空航天系列.碳素纖維增強塑料.單向層壓板.垂直於纖維方向的拉伸試驗分享友人