聚丙烯及纖維 的英文怎麼說

中文拼音 [bǐngxiānwéi]
聚丙烯及纖維 英文
ppolypropylene
  • : 動詞(聚集; 聚積) assemble; gather; get together
  • : Ⅰ名詞1. (天乾的第三位) the third of the ten heavenly stems2. (姓氏) a surname Ⅱ數詞(第三) third
  • : 名詞[化學] (有機化合物的一類) alkene; olefince
  • : Ⅰ動詞1 (達到) reach; come up to 2 (夠得上; 比得上) can compare with; be comparable; be up to ...
  • : 纖形容詞(細小) fine; minute
  • : Ⅰ動詞1 (連接) tie up; hold together; link 2 (保持; 保全) maintain; safeguard; preserve; keep ...
  • 纖維 : fibre; staple; filamentary
  1. In this research, the lime - fly - ash bound macadam was joined with steel fibers, glass fibers and polypropylene fibers with the contents of the lime, the fly ash and the macadam fixed in lab tests. the study focuses mainly on the split strength, compression strength, and modulus of compressive resilience and shrinkage property of the lime - fly - ash bound macadam enhanced by different kinds of fibers. based on the test, a detail theoretical analysis was made on the relation of mechanical property, dry shr inkage with the variety and the quantity of fibers, applying the theories of strength, dry shrinkage and the methods of statistics, curve mimesis and variance analysis

    本論文主要是研究在同一種二灰碎石混合料(石灰、粉煤灰、集料的含量比例相同)中分別摻入不同數量的鋼、玻璃,通過室內試驗對其抗拉強度、抗壓強度、抗壓回彈模量和乾燥收縮性能與摻量和品種之間的關系加以分析和研究,並在此基礎上根據二灰碎石強度形成機理、乾燥收縮機理和數理統計、曲線擬合、方差分析的方法分析品種和數量對二灰碎石的力學性能和乾燥收縮性能的影響,最後得出對二灰碎石的強度、抗壓回彈模量、乾燥收縮有很顯著的影響,並提出了相應的建議。
  2. The characteristics and mixture ratio design of the polypropylene fiber shotcrete are introduced

    摘要介紹了噴射混凝土的特點其配合比設計。
  3. Testing of textiles ; quantitative analysis of binary mixtures, acrylic, modacrylic and certain polyvinyl chloride fibres with other fibres, dimethyl formamide method

    紡織品的檢驗.改良某些
  4. Secondly, according to some performances of putty specimen such as strength mucosity work function, the effect of cmc and pp fiber was discussed by contrast experimentation. and find the last elements and mix proportion. thirdly, the article researched generally other performances about pp fiber putty by contrast

    其次,以膩子試件的強度、粘結性能施工性能等作為考察依據,通過對比試驗研究分析了甲基素和對試件的影響,確定了新型膩子粉的最終配方。
  5. The present work is to develop a new high performance single component waterproofing construction putty powder with cement fly asb quartz powder cmc and pp fiber as its main constitutes. its result can be a basis to popularize cement putty and a reference to establish national criterion. firstly, the influence of some major materials on the basic performances of putty was studied, and find the major constitutes and mix proportion, simultaneity, the principle to select element is cheap unpolluted and comprehensive

    為了提高建築工程的裝修質量以適應我國當前建築事業的發展要求,本文選用水泥、粉煤灰、石英粉等常用建材並摻入適量素、助劑配製出一種高性能單組分且具防水性的新型水泥基膩子,成本低廉且符合環保要求,其成果可作為推廣水泥基膩子產品應用的依據,並對國家外墻膩子行業標準的制定提供參考。
  6. The electrostatic spinning technique of producing nano - pan fiber felt was introduced. the relationship of processing parameters with diameter of fiber and the amount of remaining solvent in as - spun fiber were analyzed and the influence of compound solvent of dmf and acetone on properties of fiber was investigated

    介紹了用靜電紡絲法紡制納米級氈的方法,分析了紡絲工藝條件與的直徑初生的溶劑殘留量的關系並探討了採用二甲基甲酰胺適量的酮為復合溶劑對性能的影響。
  7. Researches on bearing capacity of cross - section of reinforced concrete members with l - shaped section subject to combined biaxial bending and tension

    鋼砼梁抗裂性能承載力的試驗與分析
  8. The effects to beam for its normal section flexural capacity and rigidity and ductibility as well as other properties is discussed with different polypropylene fiber and different concrete strength by the bending test study herein on the reinforced concrete beams and the polypropylene fiber reinforced beams

    本文通過對摻砼配筋梁的試驗研究,分析討論了單筋矩形截面梁配筋率相同時,分別考慮摻量和混凝土強度等級等因素對梁的正截面承載力、剛度延性等幾個方面的影響。
  9. Purification and characterization of phytase from a. niger an 01001 a. niger an01001 was inoculated on solid media and cultivated at 30 for 5 days. proteins were extracted from solid - state fermentation with 50mm acetate buffer ( ph5. 5 ). the molecule weight of the phytase protein was determined as about 78kd by sds - page. the purification procedures include ammonium sulfate precipitation, deae - cellulose ion - exchange chromatography, gel electrophoresis and electroelution

    3 .植酸酶的分離純化其性質研究黑麴黴ano1001經固體發酵,用緩沖液抽提后,經硫酸按沉澱, deae一素離子交換層析,酞胺凝膠電泳和電洗脫等純化步驟獲得的植酸酶,用sds一page檢測為一條均一譜帶,其分子量約為78kd 。
  10. Durability experiment and analysis on fiber concrete applied in bridge pavement

    混凝土在橋面連續伸縮縫中的應用
  11. In this paper, the recent progress of colouring technology of modified and unmodified and color master - batch of polypropylene fibers are reviewed, and the trends of which are discussed

    本文對改性未改性染色技術色母粒著色技術近期進展作了綜述,並對其發展前景進行了預測、討論。
  12. The paper introduces application mechanism of polypropylene fiber and its practical application in the flood - discharge tunnel project of mozitan reservoir, meanwhile, suggests it can be used widely in the water conservancy

    摘要文章介紹的應用機理,以在磨子潭水庫泄洪洞工程中的實際應用,建議在水利工程中推廣使用。
  13. Polypropylene fiber reinforced concrete ( ppfrc ), steel fiber reinforced concrete ( sfrc ) and mixed fiber reinforced concrete used in plate of bridge are studied. the performances of concrete with different fiber content, such as compression strength, tension strength, splitting tensile strength, frost resistance, shrinkage, early shrinkage and chloride ion diffusion coefficient ( dcl - ) are studied

    分別研究了改性、鋼和混摻對橋面板用混凝土性能的影響,研究了不同摻量混凝土的抗壓強度、抗折強度、劈裂強度抗凍性、干縮性能、早期開裂和氯離子擴散系數進行了試驗研究。
  14. The dispersity and stability of the graphite aqueous suspensions was investigated with centrifugation, the violet visible spectrophotometer, the laser particle size analyzer and scanning electron microscopy ( sem ). the following aspects of the production technique were carefully studied : 1. the effects of surfactants, poly ( vinyl alcohol ) ( pva ), poly ( vinyl pyrrolidone ) ( pvp ), sodium alginate ( sa - na ) and poly ( sodium acrylate ) ( pa - na ) on the suspension stability of graphite were investigated

    本研究的主要內容有以下三個方面: 1 、研究了陰離子表面活性劑、非離子表面活性劑、醇( pva ) 、基吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、酸鈉( pa - na )對石墨在水中分散性和穩定性的影響; 2 、研究了分散方法、分散介質、 ph值羧甲基素鈉( cmc )含量對石墨在水中分散性和穩定性的影響; 3 、研究了醇( pva ) 、基吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、酸鈉( pa - na )四種助分散劑與羧甲基素鈉( cmc )復配對石墨在水中分散性和穩定性的影響。
  15. 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 )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,並初步探討了膩子的塑性收縮阻裂增韌機理。
  16. This charged fiber can be directed or accelerated by electrical forces and then collected in mats or other useful geometrical forms. the diameters of electrospun fibers are in the range of tens of nanometers to several micrometers. in this paper, polyacrylonitrile ( pan ) nanofibers are made by electrospinning pan / dimethylformamide ( dmf ) and pan / dimethylacetamide ( dmac ) with adjusting the main process parameters including electrostatic voltage ( 20 ~ 50kv ), sprinkler aperture ( 0. 5 ~ 0. 8mm ), collection distance ( 15 ~ 25cm ), solution concentration ( 6 wt % - 14 wt % )

    本文主要對腈( pan )二甲基甲酰胺( dmf ) 、 pan二甲基已酰胺( dmac )體系進行電紡絲,調節靜電壓( 20 50kv ) 、噴頭孔徑( 0 . 5 0 . 8mm ) 、接收距離( 15 25cm ) 、溶液濃度( 6wt 14wt )等過程參數,制得pan納米平均直徑在200 1000nm ;詳細分析了過程參數對細度、形態等的影響,認為高物溶液濃度靜電壓對細度有決定性影響,其它過程參數如接收距離、噴射孔徑、紡絲溶液溫度、溶液電導率等的調整應以這兩參數為基礎進行。
  17. By using the high pure alumina micro - powder ( > 99. 0 % ) and the polymorphous alumina fiber as materials, by adding alumina sulfate as the binder or polypropylene - amide as the disperser respectively, through mixing, dispersing, and compression molding, at different temperatures of 1200 c, 1350 c, 1400 c, 1500 c, and 1550 c with no pressure, the alumina fiber - alumina composites were made

    本試驗採用高純氧化鋁微粉( 99 . 0 )和多晶氧化鋁為原料,分別加入硫酸鋁和酰胺作結合劑和分散劑,經混合、分散、壓力成型在1200 、 1350 、 1400 、 1500 、 1550下無壓燒成制得氧化鋁? ?氧化鋁復合材料。
  18. For the smoothoperation of this cycle, degradation is just as important as synthesis : the green plants produce great quantities of polymers, suchas cellulose, and innumerable other compounds like alkaloids, terpenes, and flavonoids, that green plants cannot use as sources of energyduring respiration

    為了使這個循環順利運行,分解跟合成同樣重要綠色植物製造大量合物,像素以無數別的化合物,像生物鹼、松、晶狀酮,這些都是綠色植物行呼吸時不能利用作能源的東西。
  19. From the experiments, we can see the affect of concrete performances mixing with liter polypropylene fiber and glass fiber is minor. compare with common concrete, the crack - load of concrete slab mixing with liter polypropylene fiber and glass fiber is marked improved. mixing with liter polypropylene fiber and glass fiber, the behavior of cracks - resisting of is marked improved, and the cracks are controlled and smeller

    研究表明,在混凝土中摻入低摻量的或玻璃對抗壓強度抗拉強度的影響較小;混凝土板比普通混凝土板的開裂荷載有較為顯著的提高;加入低摻量的后,混凝土板的抗塑性開裂性能有顯著提高,可以抑制、細化裂縫。
  20. The influence of polypropylene fiber, expansion agent and both of them on moisture expansion and dry shrinkage of the filled wall were systematically tested. the testing results and theoretical analysis slowed that polypropylene fiber was the most beneficial to restrain it ’ s moisture expansion and drying shrinkage, however, the block doubly blended with polypropylene fiber and expansion agent can most beneficially improve crack - resistance of wall filled with the stone ballast block, at the

    試驗結果和理論分析證明上述試驗結果理論分析,即單摻、單摻膨脹劑和雙摻與膨脹劑均能限制混凝土空心砌塊的濕漲干縮,其中,的限制效果最好;但是,膨脹劑的補償收縮與的限縮聯合作用使得雙摻砌塊更有利於增強混凝土空心砌塊填充墻的整體抗裂性能。
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