anti-cracking 中文意思是什麼
anti-cracking
解釋
防裂-
To improve the binding strength between the deck slabs and deck surfacing layer of badong changjiang river highway bridge and to provide the surfacing layer with anti - cracking ductility, a series of technical measures has been taken in the construction of the deck surfacing of the bridge, including those of embedding binding reinforcement in the deck slabs, spraying inorganic binding agent between the slabs and layer, replacing part of the cement with micro expansion agent and adding appropriate amount of polypropylene fibers to the concrete
摘要巴東長江公路大橋橋面鋪裝，通過採取預埋橋面粘接鋼筋、噴塗無機界面粘結劑、用微膨脹劑替代部分水泥、在混凝土中摻入適量的聚丙烯纖維等措施來提高橋面板與鋪裝層間的界面粘結強度和給橋面抗裂增韌。 -
The research and application of organic shrinkage reducing agent ( sra ) and non - organic expansion agent ( ea ) are drawing great attention among that of new - type concrete anti - cracking admixtures
摘要在新型混凝土抗裂外加劑中，有機類減縮劑及無機膨脹劑的研究與應用受到了廣泛的關注。 -
The results prove that sra can improve the workability of hpc and promote effectively anti - cracking performance of concrete, without any negative effect on the mechanical property of concrete
研究結果表明：減縮劑能夠改善高性能混凝土的工作性，對混凝土的力學性能無副作用，能夠有效地提高混凝土的抗裂性能。 -
Inorganic anti - cracking reinforced chemical additive, called wj, generates some tittle expansive crystals in hydration process in concrete to reduce the porosity and improve the distribution of pore size. the expansive power is process in common to tumefaction that petty crystalloid aft suck water and pressure to concrete pores that aft crystal gather volume. its adding weight was 8 % - - 12 % in cement, its restrained expansive ratio was about 0. 02 % - - 0. 06 %, and relevantil brought self - stress 0. 2mpa ?. 6mpa
無機增強抗裂材料wj摻入普通混凝土中，在水化硬化過程中生成一定量的微膨脹結晶體，降低空隙率，改善混凝土中孔結構分佈。其膨脹驅動力是凝膠尺寸的晶體鈣礬石吸水腫脹和結晶狀鈣礬石對孔隙產生膨脹壓的共同作用。當wj摻量為8一12兒在鋼筋和鄰位的限制下，使混凝土產生0 -
Study of the performance of gt anti - cracking agent
抗裂劑性能研究 -
It has a good compensation to shrinkage, and can improve the anti - cracking and anti - penetrating performance of concrete. it is often added to concrete to produce expanding concrete or the anti - cracking and anti - penetrating concrete, which are widely used in such engineering as waterproofing, anti - penetrating, mending etc. the expansion admixture include at present sulphoaluminate such as uea, ea - l etc ), calcium oxide, and some composite expansion admixtures
混凝土膨脹劑在普通混凝土中可抵消干縮或溫度降低引起的拉應力，起到良好的補償收縮作用，能提高混凝土的抗裂防滲能力，常用於配製膨脹混凝土或抗裂防滲混凝土，廣泛地應用於防水、抗滲、修補等工程中。 -
We research the causes of concrete cracking, develop the high performance anti - cracking additive, optimize the concrete mix and construction techniques, increase the stability of concrete volume by shrinkage compensation, enhance splitting tensile strength, and can meet demand of high workability of fresh concrete. in the study, a thorough investigation of this problem is made from all points of view, with the aid of various modern measurement & testing technology and different theories & methods in surface physical chemistry, structural chemistry, solid - state chemistry, composite materials, fracture mechanics, etc. our research results have shown that the various shrinkage of concrete cause concrete cracking in building engineering, such as autogenous shrinkage, dry shrinkage, temperature shrinkage, plastic shrinkage, carbonized shrinkage, etc
目前，解決混凝土開裂的方法是綜合的，我們調查研究了混凝土開裂的原因，開發研製了高性能抗裂外加劑，優化混凝土的設計和施工方法，並通過補償收縮達到混凝土體積穩定，提高抗裂強度，滿足混凝土拌和物高工作性能的要求。本研究採用多種測試技術，應用表面物理化學、結構化學、固體化學、復合材料學、斷裂力學等多學科的理論與方法，從不同的角度進行深入的研究和探討。通過調查研究建築工程中出現的混凝土開裂、滲漏問題，發現混凝土在非荷載作用下開裂主要是由混凝土的自收縮、乾燥收縮、溫度收縮、塑性收縮、碳化收縮等各種收縮變形引起的。 -
Construction of basement with anti - cracking and watertight concrete
地下室抗裂防滲砼施工 -
A new kind of multiple anti - cracking additive composed of multiple organic and inorganic ingredient is developed. lt improves anti - cracking and impermeability property of concrete. and can meet the demands of compressive strength and workability of fresh concrete. at the same time, we offer the integrity manufacture method of anti - cracking hpc. we discussed the relationship among compositions, construction and properties, studied the chemical reactions of phases, made the mechanism of reinforced and crack - resistance of concrete clear, and made concrete designed according to properties and engineering demand
通過系統深入的理論分析，運用多種現代分析測試手段，從材料各組份間的物理化學作用入手，系統研究材料中各組分與結構性能之間的關系，各相之間化學反應和各相分佈狀態，在已知的化學反應動力學和反應機理的基礎上，探明材料增強和抗裂原理，胡建勤：高性能混凝土抗裂性能及其機理的研究實現材料性能可設計的目的。 -
Finally, the reason that the performances of new construction putty were improved was analyzed from the point of micro by sem, edxa and mip. the result and phenomena were explained in the course of experiment, the mechanism about shrinkage at early age and anti - cracking of polypropylene fiber were discussed elementary
最後，本文藉助掃描電鏡（ sem ）和能譜分析（ edxa ）及汞壓力測孔法（ mip ）等現代測試分析手段，從細觀的角度分析了新型外墻膩子粉性能改善的原因，並初步探討了聚丙烯纖維膩子的塑性收縮及阻裂增韌機理。 -
Performance of shrinkage - reducing and anti - cracking concrete superplasticizer and its action mechanism
減縮抗裂型混凝土超塑化劑的性能及其作用機理 -
The result of macro - quality experiments show : mineral admixtures markedly slow the hydrating velocity of cement slurry, decrease and delay the hydrating max - temperature, in which steel slag is more effective ; expansive agents compensate concrete shrinkage, enhance the concrete dense degree, strengthen the interfacial layer between fiber and cement matrix and improve the physical mechanics qualities of acic ; minimal admixtures markedly improve the concrete workability property, increase the concrete later intensity & density and the capability of anti - chemical attack and anti - permeability ; hybrid fiber reinforces the toughness of obviously acic by the means of anti - cracking effect of fiber with different sizes and different properties in the corresponding construction levels
實驗結果顯示：鋼渣摻合料能顯著減緩水泥漿體水化速率，降低砂漿的水化溫升並延遲最高溫升時間；補償混凝土收縮，提高混凝土密實度，加強纖維與水泥石的界面粘結，增強混凝土力學性能，但不能明顯改善混凝土韌性。混雜纖維通過纖維的不同尺度與不同性質在相應的結構層次上產生阻裂效應，增韌鋼渣防滲抗裂混凝土；增加混凝土的破壞極限能，極大提高混凝土抗彎曲能力和韌性指數，改善混凝土脆性。 -
Applying the theory and method of fatigue damage mechanics to the research on the fatigue cracking of asphalt pavement is conducive to reveal the mechanisms of asphalt pavement fatigue cracking and measures anti - cracking ( such as reinforcing ) and then the design method of anti - cracking can be put forward
應用疲勞損傷力學理論與方法研究瀝青類路面疲勞破壞，有助於揭示瀝青類路面疲勞破壞機制和各類抗裂措施（如加筋）的抗裂機理，在此基礎上提出相應的抗裂設計方法。 -
Analysis of fatigue crack growth in concrete and the anti - cracking mechanism of fiber
混凝土疲勞裂縫擴展及纖維阻裂機理的研究 -
Design of anti cracking of wall in small concrete hollow block residence
混凝土小型空心砌塊住宅墻體防裂設計 -
This text, we mainly do experiments on the base of the truth that expansive agent control splitting. first, fixing on the dosage of expansive agent, then we mix the polymer or polypropylene fiber re into expansive agent in order to improve the anti - cracking performance and the anti - infiltrate of concrete. through the comparison and analysis of result that are tested, we choose a kind of relatively excellent anti - crack material proportion ? gt anti - crack material
為了更好地解決混凝土開裂，提高混凝土的抗裂能力，本課題以混凝土膨脹劑補償收縮抗裂的原理為基礎，選定csa膨脹劑摻量情況下，再摻加聚丙烯纖維和聚合物a ，通過復合摻加抗裂組分來達到增強混凝土的抗裂性能，提高抗滲性能，並通過比較和分析，選擇了綜合性能較優的復合摻加抗裂組分的配比方案? gt新型抗裂劑。 -
In this paper, combined with the construction of shangqiu to kaifeng freeway, the component design method of cement - stabilized silty soil and the strength, modulus and anti - cracking performance of the mixture are researched systemically in lab and on site
本文結合商丘至開封高速公路底基層的修建，對大劑量水泥穩定粉質土材料組成配合比、強度、模量、抗裂性等變化規律進行了室內、外系統試驗研究。 -
Because construction and curing quality is more important to anti - cracking performance of hsc and fatal to the compensating - shrinkage concrete than anything else, we should pay attention to them
針對剪力墻等重要工程結構易開裂問題，配製了纖維增強微膨脹混凝土，並對其工作性能、體積穩定性以及力學性能進行了研究。 -
The paper presents a series of anti - cracking measures taken during the construction of mass concrete in hot weathers to prevent concrete cracking. with these measures, anticipated results were achieved
摘要文章闡述了熱天大體積混凝土施工過程中，到了預期的效果。為防止混凝土裂縫的產生，採取了一系列相應的防裂措施，達了預期的效果。 -
And then through paving test road in kaifeng, the paper studied on anti - cracking performances of cement - stabilized aggregate mixture. these methods are benefit to control of construction quality
與此同時通過修築試驗路，進一步研究了分別加膨脹劑和纖維水泥穩定碎石抗裂性能，也為現場施工和技術推廣積累了經驗。
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